Problems On Lcm & Hcf Mcqs Start Creating PDF

MCQ: A gardener was asked a plant flowers in a row containing equal number of plants. He tried to plant 6, 8, 10 and 12 in each row, but 5 plants left in each case. When he planted 13 in a row, no plant was left. Find the number of plants with him?

1. 245
2. 125
3. 485
4. 845

MCQ: Find the smallest number which when increased by 5, divisible by 6, 9, 15, 20 and 24?

1. 344
2. 355
3. 366
4. 377

MCQ: Find the greatest 4-digit number exactly divisible by 3, 4 and 5?

1. 9985
2. 9960
3. 9957
4. 9975

MCQ: Find the lowest 4-digit number which when divided by 3, 4 or 5 leaves a remainder of 2 in each case?

1. 1020
2. 1026
3. 1030
4. 1022

MCQ: Find the greatest number that exactly divides 35, 91 and 840?

1. 5
2. 6
3. 7
4. 8

MCQ: Find the greatest number which, while dividing 19, 83 and 67, gives a remainder of 3 in each case?

1. 16
2. 17
3. 18
4. 19

MCQ: Find the greatest number that, while dividing 47, 215 and 365, gives the same remainder in each case?

1. 3
2. 4
3. 5
4. 6

MCQ: A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the room?

1. 110
2. 124
3. 96
4. 117

MCQ: A drink vendor has 80 liters of Maaza, 144 liters of Pepsi and 368 liters of Sprite. He wants to pack them in cans, so that each can contains the same number of liters of a drink, and doesn’t want to mix any two drinks in a can. What is the least number of cans required?

1. 35
2. 37
3. 42
4. 30

MCQ: 252 can be expressed as a product of primes as_______________?

1. 2 * 2 * 3 * 3 * 7
2. 2 * 2 * 2 * 3 * 7
3. 3 * 3 * 3 * 3 * 7
4. 2 * 3 * 3 * 3 * 7