In sexual reproduction a parent contributes

Ages of Lalu and Balu are in the ratio of 1 : 2. After 7 years their ages ratio changes to 3 : 5. The elder person age is

Select the appropriate combination of mathematical operators to be sequentially placed between the numbers given on the left of the following equation so that LHS = RHS.

5035 = 20

Solve the following :

38 - (60 ÷ 5 x 16 - 8 ÷ 2 ÷ 3) =?

Given 17 x 29 = 493, then 170 x 0.029 = ?

A total amount of Rs. 1560 is to be divided among A, B, C such that A gets 50% of what B gets and B gets 20% of what C gets. How much will B get ?

The ratio of the heights of Nani and Leelu is 4 : 3. If Leelu is 1.2 m tall, then what is the height of Nani?

Which of the following gases turns lime water milky?