Postal Government Jobs Exams Numerical Ability Percentage

A vendor sells lemon at the rate of 5 for Rs.14 gaining thereby 40%.For how much did he by a dozen lemon?

(a)Rs.20
(b)Rs.22
(c)Rs.24
(d)none of these

Read Solution (Total 1)

(c) Rs 24

Cost Price of 5 lemon= 14*(100/140)= 10
So Cost Price of 12 lemon= 12*10/5= 24
10 years agoHelpfull: Yes(1) No(0)

Postal Other Question

The average speed of a car is 90km/hr. The driver first decreases its average by 40% and then increases it by 50%. What is the new average speed now?

(a)80km/hr
(b)81km/hr
(c)84km/hr
(d)85km/hr A tank is 7 m long and 4 m wide.At what speed should water run through a pipe 5 cm broad and 4 cm deep so that in 6hr and 18 minutes water level in the tank risese by 4.5 m?

(a)10km/hr
(b)12km/hr
(c)8km/hr
(d)none of these