If the price of the eraser is reduced by 25% a person buy 2 more erasers for a rupee. How many erasers available for a rupee?
A. 8
B. 6
C. 4
D. 2
Basic Arithmetic
In measuring the sides of a rectangle errors of 5 % and 3 % in excess are made. The error percent in the calculates area is_________?
A. 8. 35 %
B. 7.15 %
C. 8.15 %
D. 6. 25%
If the numerator of a fraction is increased by 140 % and the denominator is increased by 150 % the resultant fraction is 4/15 what is the original fraction?
A. 3/5
B. 5/16
C. 2/9
D. None of these
A dishonest dealer claims to sell his goods at the cost price but uses a false weight of 900 gm for 1 kg what is his gain percent?
A. 13 %
B. 11 1/9 %
C. 11.25 %
D. 12 1/9 %
Out of 100 students, 50 failed in English and 30 in Mathematics. If 12 students fail in both English and Mathematics. Then the number of students who passed in both the subjects is__________?
A. 26
B. 28
C. 30
D. 32
In a school, 40 % of the students play football and 50 % play cricket. If 18 % of the students play neither football nor cricket, the percentage of students playing both is________?
A. 40 %
B. 32 %
C. 22 %
D. 8 %
If the side of a square is increased by 25 %. Then its area is increased by:__________?
A. 25 %
B. 55%
C. 40.5 %
D. 56.25 %
10 decameters are equal to_______?
A. 1 Hectometers
B. 2 Hectometers
C. 3 Hectometers
D. 4 Hectometers
Two number is first increased by 10 % and then reduced by 10 % the number:__________?
A. 2:5
B. 4:5
C. 6:7
D. 3:5
When a number is first increased by 10 % and then reduced by 10 % the number:__________?
A. does not change
B. decreased by 1 %
C. increased by 1 %
D. None of these