Ratio & Proportion Mcqs

Q.  Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats ?

a. 2 : 3 : 4
b. 6 : 7 : 8
c. 6 : 8 : 9
d. None of these


ANSWER: See Answer
 
5:7:8 = 50:70:80
50*140/100=70 ; 70*150/100=105 ; 80*175/100=140
70: 105: 140 or
14: 21: 28 or
2: 3: 4
MCQs:  3648.24 + 364.824 / ? – 36.4824 = 3794.1696
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  24 – [2.4 – {0.24 * 2 – (0.024 – ?)}] = 22.0584
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  79.98 / 12.51 * 2.49 = ______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  √3584 * 52.034 = _______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  58978 / 363.94 * 11.02 = _______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  26.98% of 6002 + 45.01% of 4199 = ________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  (332% of 2113) / 42 = _________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  1/3 of 2/6 of 1/7 of 2/28 of 2140 = ________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  21345 * 45 = 4270 * ?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  183.21 + 2.9928 * 66.84 = _______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  (180/37 of 14.8) / (17/60.1 of 180.30) = _______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  45/100 * 125 + 22.22 = ________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  109.13 * 34.14 – 108.12 * 33 = ________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  108 * 107 * 96 = ? (to the nearest hundred)
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  25 2/5 + 8 4/5 + 4/5 = _________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  (64 + 9 + 9) / (2 * 20 + 1) = _______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  (1.9 * 0.021) / (0.095 * 0.105) = ______?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  25 * 25 / 25 + 15 * 40 = ________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  12 3/4 * (1 2/17 / 8 1/6) / 5 4/3 = __________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  7 + 1/2 of [8 – 4 / 2 * 3 – 1 + 1 + (4 + 2) – 2 * 2] = ________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts