Question

Find the number which added to 20 and 40 gives two numbers with a product 1288

Answer 1

Answer:

Let the numbers are x and y

∴ x+y=20 and xy=40

Sum of the reciprocal of the numbers x and y

x

1

+

y

1

=

xy

y+x

=

40

20

=

2

1

Answer 2

Answer:

7.26 is to be added to both numbers

Step-by-step explanation:

so that 27.26 × 47.26 = 1288