Q3.

If a car covers a distance of 150 km at a speed of 50 km/h, how much time does it take to complete the journey?

Q4.

In a division sum, the divisor is 2 times the quotient and 3 times the remainder. If the remainder is 10, what is the dividend?

Q5.

Find the value of \(m\) which satisfies

 \(\left(\frac{28}{8}\right)^{17} \times \left(\frac{8}{28}\right)^{20} \times \left(\frac{28}{8}\right)^{3} = \left(\frac{8}{28}\right)^{9m + 14}\).