What percentage of 5.6 kg is 140 grams?

A is twice as efficient as B in writing novels. Together they can complete the task of writing a novel in 24 days. In how many days can A write the novel alone?

The volume of a prism is 288cm³ and height is 24cm. The area of the base of the prism (cm²) is:

Find the value of $$ (2 {1\over6}+1 {13\over18}-{1\over6}) × {16÷4}$$

A buys a water cooler at some price and sells it to B at 20% profit. B sells it to C at 10% profit. If C bought it for Rs 6666, then B's cost price is

The simple interest on an amount of 2,800 at the end of 3 years is Rs 420. What will be the simple interest at Rs 3200 for the same rate and for the same period?

If A : B= 3:4, B: C = 2:3 then A+B : B+C: C+A =?

If 4A=6B =5C; then A:B:C is