Class VII

The sum of three numbers is 98. If the ratio of the first to second is 2 :3 and that of the second to the third is 5 : 8, then the second number is:
  1. . 20
  2. 30
  3. 48
  4. 58
Two number are in the ratio 3 : 5. If 9 is subtracted from each, the new numbers are in the ratio 12 : 23. The smaller number is:
  1. 27
  2. 33
  3. 49
  4. 55
The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio?
  1. 8 : 9
  2. 17 : 18
  3. 21 : 22
  4. Cannot be determined
If Rs. 782 be divided into three parts, proportional to : : , then the first part is:
  1. Rs. 182
  2. . Rs. 190
  3. . Rs. 196
  4. Rs. 204
If 0.75 : x :: 5 : 8, then x is equal to:
  1. 1.12
  2. 1.2
  3. . 1.25
  4. 1.30
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