Single Choice Not Set

QX's income equals 3/4 of Y's income, while X's expenses equal 4/5 of Y's expenses. Find the ratio of X's savings to Y's savings if X's income is 9/10 of Y's spending.

ID: #4765 Ratio and Proportion 307 views

Question Info

#4765Q ID

Not SetDifficulty

Ratio and ProportionTopic

Start Quiz on This Topic

Your Answer

Choose the Best Option

Click any option to instantly check if you're correct.

A 1 : 4 ✔ ✖
B 2 : 5 ✔ ✖
C 1 : 2 ✔ ✖
D 3 : 7 ✔ ✖

Correct Answer

Explanation


Let X’s income be 3k then Y’s income is 4k.
Let X’s expenditure be 4g then Y’s expenditure is 5g.
But 3k = 9/10 (5g) or k = 3/2g
X’s saving/Y’s saving = (3k - 4g)/(4k - 5g)
[3 (3 / 2g) - 4g]/[ 4(3 / 2g) - 5g] = 1/2
X’s saving : Y’s saving = 1 : 2

Continue Practice

Previous Question Next Question

Share This Question

Challenge a friend or share with your study group.

QX's income equals 3/4 of Y's income, while X's expenses equal 4/5 of Y's expenses. Find the ratio of X's savings to Y's savings if X's income is 9/10 of Y's spending.

Choose the Best Option

Explanation

Share This Question

Related MCQ Questions