If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days?
7
7
C.
7
A fan is listed at ₹ 150/- with a discount of 20%. What additional discount must be offered to the customer to bring the net price to ₹ 108/-?
15%
8%
8%
Three numbers are in the ratio 1 : 2 : 3 and the sum of their cubes is 4500. The smallest number is
4
5
6
6
If by selling an article for ₹ 390/- a shopkeeper gains 20%, then the cost is
₹ 370/-
₹ 325/-
₹ 350/-
₹ 350/-
There is a 4% increase in volume when a liquid freezes to its solid state. The percentage decrease when solid melts to liquid again, is
4%
A man travelled a distance of 61 km in 9 hours, partly by walking at a speed of 4 km/hr and partly on bicycle at speed of 9 km/hr. The distance covered by walking is
16 km
12 km
15 km
15 km
The rate of simple interest per annum at which a sum of money double itself in , is:
4%
5%
6%
6%
In Δ ABC, DE || AC, where D and E are two points lying on AB and BC respectively. If AB = 5 cm and AD = 3 cm, then BE : EC is
2 : 3
3 : 2
5 : 3
3 : 5