A) 5 h
B) 10 h
C) 15 h
D) 18 h
Correct Answer: B
Solution :
[b] \[{{M}_{1}}=15,\]\[{{D}_{1}}=20,\]\[{{H}_{1}}=8\] \[{{M}_{2}}=20,\]\[{{D}_{2}}=12,\]\[{{H}_{2}}=?\] Using the formula, \[{{M}_{1}}{{D}_{1}}{{H}_{1}}={{M}_{2}}{{D}_{2}}{{H}_{2}}\] \[15\times 20\times 8=20\times 12\times {{H}_{2}}\] \[{{H}_{2}}=\frac{15\times 20\times 8}{20\times 12}=10\,\text{days}\] |
You need to login to perform this action.
You will be redirected in
3 sec