Question

Total population of city P and Q is 2720 and 3300 respectively. If the ratio of number of males to females in city is P and Q is 5:3 and 3:2 respectively, then find the difference between number of males in city P and number of females in city Q?

A 320 Correct Answer Incorrect Answer
B 350 Correct Answer Incorrect Answer
C 380 Correct Answer Incorrect Answer
D 300 Correct Answer Incorrect Answer
E 400 Correct Answer Incorrect Answer

Solution

Number of males in city P = 5/8 x 2720 = 1700 & Number of females in city Q = 2/5 x 3300 = 1320 Desired difference = 1700 – 1320 = 380

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