3i-Infotech Company Numerical Ability Algebra

In a class composed of x girls and y boys, What part of the class is composed of girls
A. y/(x + y)
B. x/xy
C. x/(x + y)
D. y/xy

Read Solution (Total 3)

Ans) C
X/(X+Y)....
12 years agoHelpfull: Yes(5) No(0)

ans c.
x/(x+y)......
12 years agoHelpfull: Yes(2) No(0)
Option A
y/(x+y)
12 years agoHelpfull: Yes(0) No(6)

3i-Infotech Other Question

Q. A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train is:

Option
A. 45 m
B. 50 m
C. 54 m
D. 72 m A coffee shop blends 2 kinds of coffee, putting in 2 parts of a 33p. a gm. grade to 1 part of a 24p. a gm. If the mixture is changed to 1 part of the 33p. a gm. to 2 parts of the less expensive grade, how much will the shop save in blending 100 gms.

A. Rs.90
B. Rs.1.00
C. Rs.3.00
D. Rs.8.00