Arithmeticeasy · Past Paper
If 5:a :: 20:28, then 'a' is:
A7
B4
C14
D8
✓ Correct Answer: A — 7
5/a = 20/28 => 20a = 140 => a = 7.
Share this question
More from Arithmetic
- The price of a book including 13% VAT is Rs. 565. Find the VAT amount.
- In how many years will Rs. 2000 amount to Rs. 2420 at 10% p.a. compound interest?
- A radio is sold for Rs. 1,800 at a loss of 10%. Find the cost price.
- If P = Rs. 600, R = 5%, T = 4 years, then Amount (A) = ?
- What percent of 80 is 20?