test 1

A car travels 8km in the first quarter of an hour, 6km in the second quarter 16km in the third quarter. the avg speed of the car of the whole journey

• 30km/hr

• 24km/hr

• 36km/hr

• 40km/hr

in what ratio must tea worth Rs.60 per kg be mixed with tea worth Rs.65 a kg such that by selling the mixture at Rs.68.20 a kg,there can be a gain 10%

• 3:2

• 2:3

• 4:3

• 3:4

pure ghee cost Rs.100 perkg.after adultering it with vegetable oil costing Rs.50perkg,a shopkeeper sells the mixture at the rate of Rs.90 perkg, thereby making a profit of 20%.in what ratio does he mix the two

• 3:2

• 2:3

• 7:2

• 1:3

A number is decreased by 10% and the resulting number is again decreased by 10%. what is the final percentage of decreased

• 15%

• 19%

• 17%

• 18%

fine the mean proportion of 25,64

• 30

• 20

• 50

• 40

bat =2120 want is cat ?

• 3120

• 2478

• 728929

• 367218