94.0k views
4 votes
Fatima got 16 marks more than Zahra on the Math test. The product of their mark is 1380. Find their marks.

1 Answer

3 votes

Answer:

Zahra: 30

Fatima: 46

Explanation:

Zahra = x

Fatima = x+16

x (x+16) = 1380

x^2 + 16x - 1380 = 0

46 * 30 = 1380 and 46-30 = 16

User Vamsiampolu
by
7.9k points