Question
A school is organizing a trip and needs transportation
for 180 students. Each bus can carry 45 students. If the school rents 4 buses and 2 vans, with each van holding 10 students, how many additional students can the school accommodate with these extra vehicles?Solution
Total capacity of 4 buses = 4 * 45 = 180 students. Total capacity of 2 vans = 2 * 10 = 20 students. Total accommodation = 180 + 20 = 200 students. Additional accommodation = 200 - 180 = 20 students. Correct answer: B) 20
A box contains 7 blue and 7 green balls. The probability of drawing three balls of the same colour is
A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
A bag contains 6 white balls, 4 red balls and 5 green balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same c...
What is the probability that a number selected from 1,2,3.......................68,69,70, is perfect square or a perfect cube?
A box contains 6 red, 4 blue, 2 green and 4 yellow pens. If four pens are picked at random, what is the probability that one is green, two are blue and ...
- Dravid who is playing a game with his younger brother threw a dice three times. What is the probability of getting at least four on each attempt?
Coupons numbered 1 to 10 are shuffled and one is drawn what is the probability that it bears an odd number which is also a multiple of 3?
- A box contains 8 green balls, 6 blue balls and 6 yellow balls. Two balls are drawn at random. What is the probability that at least one of them is yellow?
- A coin is tossed 3 times. βAβ wins if exactly two heads occur. Find the probability of βAβ winning the game.
Two cards are drawn from a pack of 52 cards. The probability that 1 is Ace and 1 is Queen is?