A pineapple costs Rs. 7 each. A watermelon costs Rs. 5 each. X spends Rs. 38 on these fruits. The number of pineapples purchased is  Select the correct option:  A) 2  B) 3  C) 4  D) 5  E) 6
7P+5W= 38   As P and W are integers, only possible value of P is 4.   ANSWER:4
<result>C</result>
A pineapple costs Rs. 7 each. A watermelon costs Rs. 5 each. X spends Rs. 38 on these fruits. The number of pineapples purchased is