Find `40%` of 60.

If (3)/(5) of a number 'R' is equal to 30, then find 40% of R.

What will come in the place of the question mark ‘?’ in the following question? 40% of 60 + 16.66% xx 54 – 20 + 13 = ?

When 75 is added to 75% of a number, the answer is the number. Find 40% of that number.

if 40% of x is 60 then x

What will come in the place of the question mark ‘?’ in the following question? 40% of 820 + 60% of 390 – 511 = 49 + ?

What is the difference between 40% of A and 40% of (A +7000).

if 30% of 40% of x=60% of 12.5 % of 96. then x is "_____"

What happens when 60% of copper and 40% of nickel combine together?

Explain the given statement- A mixture of 60% of copper and 40% of nickle makes an alloy.