A. 20 sq m
B. 10 sq m
C. 5 sq m
D. 3 sq m
Explanation:
1/2 * 4 * 5 = 10 m2
A. 32 km
B. 25 km
C. 28 km
D. 24 km
E. None of these
Explanation:
Let the distance between A and B be x km.
Total time = x/(9 + 1) + x/(9 – 1) = 4.5
=> x/10 + x/8 = 9/2 => (4x + 5x)/40 = 9/2 => x = 20 km.
A. 14%
B. 16%
C. 18%
D. 22%
E. None of these
Explanation:
Total CP = Rs. 42000 + Rs. 13000 = Rs. 55000 and SP = Rs. 64900
Profit(%) = (64900 – 55000)/55000 * 100 = 18%
A. 12
B. 20
C. 16
D. 24
Explanation:
The number of letters in the given word is four.
The number of three letter words that can be formed using these four letters is ⁴P₃ = 4 * 3 * 2 = 24.
A. Rs.1261
B. Rs.9261
C. Rs.9621
D. Rs.9162
Explanation:
A = 8000(21/20)3 = 9261
A. 34
B. 35
C. 36
D. 37
16x + 85 = 17(x + 3)
x = 34 + 3 = 37
A. Rs.357
B. Rs.340
C. Rs.342
D. Rs.338
Explanation:
400*(90/100)*(95/100) = 342