{"id":903,"date":"2024-03-05T15:07:27","date_gmt":"2024-03-05T15:07:27","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=903"},"modified":"2024-03-05T15:07:27","modified_gmt":"2024-03-05T15:07:27","slug":"a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly\/","title":{"rendered":"A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how  many did he solve correctly ?"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9820d98780d\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    8                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    24                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    30                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"true\">\r\n                    16                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is (d) 16.<\/p>\n<p>If the student got twice as many sums wrong as he got right, then he got 2x wrong and x right. Since he attempted 48 sums in all, then x + 2x = 48. Solving for x, we get x = 16. Therefore, the student got 16 <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n           <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div>  Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> sums right.<\/p>\n<p>Option (a) is incorrect because it is the number of sums that the student got wrong. Option (b) is incorrect because it is the total number of sums that the student attempted. Option (c) is incorrect because it is the sum of the number of sums that the student got right and the number of sums that he got wrong.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?<\/title>\n<meta name=\"description\" content=\"If the student got twice as many sums wrong as he got right, then he got 2x wrong and x right. Since he attempted 48 sums in all, then x + 2x = 48. Solving for x, we get x = 16. Therefore, the student got 16 sums right.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?\" \/>\n<meta property=\"og:description\" content=\"If the student got twice as many sums wrong as he got right, then he got 2x wrong and x right. Since he attempted 48 sums in all, then x + 2x = 48. Solving for x, we get x = 16. 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If he attempted 48 sums in all, how many did he solve correctly ?","description":"If the student got twice as many sums wrong as he got right, then he got 2x wrong and x right. Since he attempted 48 sums in all, then x + 2x = 48. Solving for x, we get x = 16. Therefore, the student got 16 sums right.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly\/","og_locale":"en_US","og_type":"article","og_title":"A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?","og_description":"If the student got twice as many sums wrong as he got right, then he got 2x wrong and x right. Since he attempted 48 sums in all, then x + 2x = 48. Solving for x, we get x = 16. Therefore, the student got 16 sums right.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2024-03-05T15:07:27+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly\/","url":"https:\/\/exam.pscnotes.com\/mcq\/a-student-got-twice-as-many-sums-wrong-as-he-got-right-if-he-attempted-48-sums-in-all-how-many-did-he-solve-correctly\/","name":"A student got twice as many sums wrong as he got right. 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