App Logo

No.1 PSC Learning App

1M+ Downloads
Cost of two types of pulses is Rs.15 and Rs, 20 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the price of mixed variety of pulses per kg?

A17.5

B17

C18

D19

Answer:

C. 18

Read Explanation:

Let the cost of mixed variety of pulse be Rs. x As per the alligation rule, 2:3 = (20-x) : (x-15) ⇒ 2x+3x = 60+30 ⇒ 5x = 90 ⇒ x = 18


Related Questions:

An amount of Rs. 6,764 is to be distributed among four friends P, Q, R and S in the ratio of 8 : 6 : 3 : 2 How much amount will P and R get in total ?
Raghu’s monthly income is (5/4) times that of Raju’s income, where as his monthly expenses are twice that of Raju’s expenses. If each of them saves Rs 12000, then what is the annual income of Raju?
ഒരു ക്ലാസിലാകെ 550 വിദ്യാർഥികളുണ്ട്. ആൺകുട്ടികളുടെയും പെൺകുട്ടികളുടെയും അനുപാതം 6 : 5 ആണ്. അനുപാതം 5 : 6 ആക്കുന്നതിനായി എത്ര പെൺകുട്ടികളെ കൂടി ചേർക്കേണ്ടതുണ്ട്?
When 10 girls left, the ratio of boys and girls became 2:1, and if afterwards 20 boys left, the ratio became 4:3. Find the sum of boys and girls?
The ratio of the volumes of a right circular cylinder and a sphere is 3:2, if the radius of the sphere is double the radius of the base of the cylinder, find the ratio of the surface areas of the cylinder and the sphere.