If one type of tobacco costs Re.1/- per kg and other type costs Rs. 5/- per kg. What quantity of first type and second type are mixed so that 100 kg of mixture costs Rs. 100/-?
Options:
(A) 50 kg
(B) 100 kg
(C) 150 kg
(D) 200 kg
(E) 250 kg

100 kg of first type. So the answer is: (B).

A no. when divided by the sum of 555 and 445 gives 2times their difference as quotient & 30 as remainder. Find the no. is?
Options:
(A) 124432
(B) 145366
(C) 157768
(D) 178432
(E) 220030

(555 + 445) * 2 * 110 + 30 = 220000 + 30 = 220030 So the answer is: (E).

A cricket bat is sold for $850, making a profit of $245. The profit percentage would be
Options:
(A) 24%
(B) 25%
(C) 30%
(D) 36%
(E) 40%

245/(850 - 245) = 245/605 = 49/121 = 40%. So the answer is: (E).

In a school of 700 boys, 44% of Muslims, 28% Hindus, 10% Sikhs and the remaining of other communities. How many belonged to the other communities?
Options:
(A) 173
(B) 126
(C) 153
(D) 143
(E) 133

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
44 + 28 + 10 = 82%
100 – 82 = 18%
700 * 18/100 = 126 So the answer is: (B).