15 Lakh For 1 Hr Consultation

The population of a city increases at a rate proportional to the population at that time. If the polultion of the city increase from 20 lakhs to 40 lakhs in 30 years, then after another 15 years, the polulation is

The diameter of a cycle wheel is 70 cm. A cyclist takes 30 hours to reach a destination at the speed of 22 km/hr. How many revolutions will the wheel make during this journey? (a) 3 lakh (b) 4 lakh (c) 30 million (d) None of these

A boat man goes 2 km against the current of the stream in 1 hour and goes 1 km along the current in 10 minutes. How long will it take to go 5 km in stationary water? a. 40 minutes b. 1 hour c. 1 hr 15 min d. 1 hr 30 min

1 Lakh = …….. thousands.

Fill in the blanks: (a) 1 lakh = ten thousand (b) 1 million = hundred thousand (c) 1 crore = ten lakh (d) 1 crore = million. (e) 1 million = lakh

A cyclist travels at 10 km/hr for 2 hrs and them at 13 km/hr for the next 1 hr . Find his average speed ?