A. 1% gain
B. 2% gain
C. 1% loss
D. 2% loss
A. 10%
B. 15%
C. 20%
D. 25%
Explanation:
Let C.P of each mango = Rs. 1
C.P of 320 mangoes = Rs. 320
S.P of 320 mangoes = Rs. 400
Gain = (80/320 × 100)% = 25 %
A. 8
B. 6
C. 4
D. 2
Explanation:
Let n erasers be available for a rupee
Reduced Price = (75/100 × 1) = Re ¾
¾ rupee fetch n erasers = 1 Rupee will fetch (n × 4/3) erasers
Therefore, 4n/3 = n +2 => 4n = 3n +6 => n =6
A. 250
B. 275
C. 550
D. 400
A. 5 Hours
B. 6 Hours
C. 7 Hours
D. 8 Hours
Explanation:
Net filling in 1 hour = (1/2 – 1/3) = 1/6
Time taken to fill the cistern = 6 hours
A. 2 min
B. 3 min
C. 4 min
D. 5 min
Let Q be closed after x min. Then part filled by (P+Q) in x min + part filled by P in ( 9 – x )min
x(1/12+1/16)+(9−x)1/12=1
A. 75%
B. 50%
C. 100%
D. 80%
Explanation:
MP = 100
CP = 75
SP = 150
——
75 —- 75
100 —- ? => 100%