Challenger App

No.1 PSC Learning App

1M+ Downloads
Two students appeared for an examination. One of them secured 16 marks more than the other and his marks were 75% of the sum of their marks. The marks obtained by them are:

A98 and 82

B49 and 33

C36 and 16

D24 and 8

Answer:

D. 24 and 8

Read Explanation:

Let, the marks of first student's be 'x' Then marks of second student's be (x + 16) (x + 16) = 75/100(x + x + 16) x + 16 = 3/4 (2x + 16) 4x + 64 = 6x + 48 2x = 16 ⇒ x = 8 Other student's marks = 8 + 16 = 24


Related Questions:

If 45% of the students in a school are boys and no. of girls is 1100, find out the no. of boys?
If the length of a rectangle is increased by 10% and its breadth is decreased by 10%, the change in its area will be
When 20% of a number is added to 36 then the resultant number is 200% of the actual number. Then find 40% of actual number.
A batsman scored 160 runs which includes 15 boundaries and 6 sixes. What percentage of his total score did he make by running between the wickets ?
ഒരു സ്കൂളിൽ 65% പെൺകുട്ടികളാണ്. ആൺകുട്ടികളുടെ എണ്ണം 427 ആയാൽ പെൺകുട്ടികളുടെ എണ്ണം എത്ര ?