Question

Q4 The monthly
exchanses of
student have increased from Rs.350 to Rs.500. Find the ratio of.

(i) Increase in expenses and original expenses.
(ii) Original expenses to increased expenses.
(iii) Increased expenses to increased expenses.​

Answer 1

The ratio of (i) increase in expenses to original expenses is 3:7

(ii)original expenses to increased expenses is 7:10

(iii)Ratio of increased expenses to increase in expenses is 10:3

The monthly expenses of a student have increased from Rs. 350 to Rs. 500.

Increase in the expenses is 500 - 350 = Rs. 150.

(i) Ratio of increase in expenses to original expenses

Ratio = Increase in expense / decrease in expense

Ratio = 150/350

Ratio = 3:7

(ii) Ratio of original expenses to increased expenses

Ratio = original expense / increase in expense

Ratio = 350/500

Ratio = 7:10

(iii) Ratio of increased expenses to increase in expenses

Ratio = increased expenses/ increase in expense

Ratio = 500/150

Ratio = 10:3

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