2 oranges, 3 bananas and 4 apples cost Rs.15. 3 oranges, 2 bananas and 1 apple costs Rs 10. What is the cost of 3 oranges, 3 bananas and 3 apples
Answers
A) 22
B) 28
C) 15
D) 77
E) 10
Explanation:   2 O + 3 B + 4 A = 15 - - - - (1)   3 O + 2 B + 1 A = 10 - - - - (2)   Where A,B and O are number of apple, bananas, and oranges respectively.   Adding 1 and 2,   5 O + 5 B + 5 A = 25 ⇒ 1 O + 1 A + 1 B = 5   now,   3O + 3A + 3B = 5 × 3 = 15   Answer:15
<result>C</result>
2 oranges, 3 bananas and 4 apples cost Rs.15. 3 oranges, 2 bananas and 1 apple costs Rs 10. What is the cost of 3 oranges, 3 bananas and 3 apples