400
Q:

# Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:

 A) 2:5 B) 3:5 C) 4:5 D) 5:4

Explanation:

Let the third number be x.

Then, first number = 120% of x =120x/100 = 6x/5

Second number =150% of x = 150x/100 = 3x/2

Ratio of first two numbers = 6x/5 : 3x/2 = 12x : 15x = 4 : 5

Q:

Average of the height of 251 students of a school is 48. If the average of the height of the boys is 51 and the average of the height of the girls is 29, then what will be the ratio of the total height of boys and the total height of girls respectively?

 A) 323 : 29 B) 31 : 441 C) 29 : 323 D) 441 : 23

Explanation:

0 32
Q:

If X : Y : Z = 3 : 4 : 5, then what will be the ratio of (X/Y) : (Y/Z) : (Z/X)?

 A) 5 : 4 : 3 B) 30 : 40 : 27 C) 45 : 48 : 100 D) 20 : 15 : 12

Explanation:

0 48
Q:

In what ratio should Darjeeling Tea costing Rs. 400 per kg be mixed with Assam Tea costing Rs. 300 per kg. So that by selling the mixture at Rs. 408 per kg, there is a gain of 20%?

 A) 1:2 B) 2:3 C) 2:5 D) 1:6

Explanation:

0 71
Q:

Based on the analogy given, find the missing number from the given options.

11 : 13 :: 17 : ___

 A) 29 B) 21 C) 19 D) 23

Explanation:

0 94
Q:

If two complimentary angles are in the ratio of 4 : 5, find the greater angle.

 A) 40 deg B) 50 deg C) 60 deg D) 30 deg

Explanation:

0 81
Q:

There are red (A), yellow(B) and green (C) tokens in a bag. A : B :: 3 : 8, B : C :: 6 : 13. A : B : C is given by

 A) 9 : 24 : 52 B) 3 : 48 : 13 C) 3 : 8 : 13 D) 3 : 6 : 13

Explanation:

0 110
Q:

Three categories of employees get wages in the ratio of 1 : 2 : 3. If they get increments of 5%, 10% and 15% respectively, what will be the new ratio of their wages?

 A) 21 : 44 : 69 B) 7 : 22 : 23 C) 7 : 44 : 23 D) 21 : 22 : 23

Explanation:

1 265
Q:

Select the missing number based on the given related pair of numbers.

158 : 384 :: 140 : ___

 A) 347 B) 346 C) 348 D) 349