Ratio & Proportion Mcqs

Q.  A class has 90 students. If the ratio of boys and girls is 7:8, find the number of boys in the class.

a. 48
b. 42
c. 60
d. 70


ANSWER: See Answer
 
7x+8x=90 15x=90 x=6 Number of boys=7x=42
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Category: Mathematics Quizzes,   Published by: T-Code Scripts
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MCQs:  Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is :__________?
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MCQs:  A surn of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B’s share ?
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MCQs:  The ratio of the number of boys and girls in a college is 7 : 8. If the percentage iikcrease in the number of boys and girls be 20% and 10% respectively, what will be the new ratio ?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The sum of three numbers is 98. If the ratio of the first to the second is 2 : 3 and that of the second to the third is 5 : 8, then the second number is :__________?
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MCQs:  6 of 5/8 / 5/8 – 1/8 = ______?
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MCQs:  (22 * 495 + 891 * 44) / (33 * 176 + 55 * 264) = _________?
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MCQs:  0.003 * ? * 0.0003 = 0.00000027
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