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 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
The price of petrol is increased by 25 %. By how much percent a car owner should reduce his consumption of petrol. So that expenditure on petrol would not be increased?
A. 25 %
B. 30 %
C. 50 %
D. 20 %
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
Fresh fruit contains 68 % water and dry fruit contains 20 % water. How much dry fruit can be obtained from 100 kg of fresh fruits?
A. 32 kg
B. 40 kg
C. 52 kg
D. 80 kg
Fresh grapes contain 80 % water dry grapes contain 10 % water. If the weight of dry grapes is 250 kg. What was its total weight when it was fresh?
A. 1000 kg
B. 1100 kg
C. 1125 kg
D. 1225 kg
The quality of water that should be added to reduce 9 ml. Lotion containing 50 % alcohol to a lotion containing 30 % alcohol is ____?
A. 3 ml
B. 4 ml
C. 5 ml
D. 6 ml
