In each of these questions two equations numbered I & II are given. You have to solve both the equations and give answer.
What approximate value will come in place of the question mark (?) in the following equations ?
For the following questions answer them individually
What will come in the place of question mark (?) in the following equation ?
$$16^{7.5}\div8^{3.5}\div2^{7.5}$$=?
Present ages of Seema and Naresh are in the respective ratio of 5:7. Five years hence the ratio of their ages become 3: 4 respectively. What is Naresh’s present age in years ?