Mathematics mcqs

the length and breadth of a rectangle are in the ratio 5:4. find its perimeter if its area is 180 cm²

the least square number which divides 8, 12 and 18 is--------?

the least number which when divided by 8, 12 and 16, leave in each remainder 3, is-------?

the least number which when divided by 16, 18 and 21, leave the remainder 3, 5 and 8 respectively is-----------?

the least number which when diminished by 7 is divisible by 21, 28, 36 and 45 is--------?

the least number which when add 3 to it, completely divided 8, 12 and 18 is-------?

the least number which should be added to 2497 so that the sum is exactly divisible by 5, 6, 4 and 3 is:

the least number of four digits which is divisible by 4, 6, 8 and 10 is---------?

the least number of four digits which is divisible by 15, 25, 40 and 75 is---------?

the least number of five digits that have 144 their hcf is----------?

the least number of complete years in which a sum of money put out at 20% c.i. will be more than doubled is---------?

the largest size of bamboo that can be placed in a square of area 100 sq.meters is----------?

the l.c.m. of two numbers is 48. the numbers are in the ratio 2 : 3. then sum of the number is---------?

the l.c.m of two numbers is 495 and their h.c.f is 5. if the sum of the numbers is 10, then their difference is----------?

the l.c.m of two numbers is 48. the numbers are in the ratio 2:3. the sum of numbers is----------?

the interest on rs. 750 for 2 years is the same as the true discount on rs.

the income of a broker remains uncharged though the rate of commission is increased from 4 % to 5 % the percentage of a slump in business is-------?

the height of two right circular cones are in the ratio 1:2 and their perimeters of their bases are in the ratio 3:4, the ratio of their volume is------

the h.c.f of two numbers is 8. which of the following can never be their l.c.m?

the h.c.f of two numbers is 23 and the other two factors of their l.c.m are 13 and 14. the larger of the two numbers is-----------?

the h.c.f of two numbers is 11 and their l.c.m is 7700. if one of the numbers is 275, then the other is----------?

the h.c.f and l.c.m of two numbers are 84 and 21 respectively.

the greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is---------?

the greatest number of four digits that have 144 for their hcf is-----------?

the greatest number of five digits which is divisible by 32, 36, 40, 42 and 48 is---------?