If food for 1200 men lasts 10 days, how long will it last for 1000 men? A. 15 B. 12 C. 10 D. 20 Explanation: Inverse proportion gives 12 days.
In a fort, food lasts 2 months. After half a month, more people join. How long will food last? A. 1.5 months B. 40 days C. 2 months D. 50 days Explanation: Adjusting the rate gives 50 days.
A drawer contains 4 white, 3 blue, and 5 grey socks. What is the probability of selecting two socks of the same color? A. 4/11 B. 1 C. 2/33 D. 19/66 Explanation: Probability of the same color = 19/66.
In a college election, a candidate gets 62% votes and wins by 120 votes. What is the total number of votes? A. 500 B. 800 C. 925 D. 1200 Explanation: Margin = 24% → total = 120/0.24 = 500.
In a class with 20 boys and 25 girls, how many pairs of one boy and one girl can be formed? A. 400 B. 500 C. 600 D. 20 Explanation: 20 × 25 = 500 paiRs.
In a class of 140 students, 60% passed. What percent failed? A. 80% B. 20% C. 40% D. 50% Explanation: Failed = 100 − 60 = 40%.
In a class of 120 students, 45 received a grade of B. What percentage is this? A. 75% B. 25.6% C. 37.5% D. 18.5% Explanation: (45/120)×100 = 37.5%.
In a circle of radius 5 cm, two equal chords are each 6 cm. What is the distance between them? A. 24/5 cm B. 12/5 cm C. 7/5 cm D. None of these Explanation: The calculated distance does not match the given options.
In a camp, food for 500 men lasts 10 days. After 5 days, 200 more men joined. How long will the remaining food last? A. 3 days B. 8 days C. 5 days D. 1 day Explanation: Remaining food consumed faster → lasts 1 day.
In a 300 m race, A beats B by 22.5 m or 6 seconds. What is B’s time? A. 86 sec B. 80 sec C. 76 sec D. None of these Explanation: The ratio method gives B’s time as 80 sec.