Answer:
$983.1
Explanation:
The amount invested is $1000.
By the end of April, 13% had been lost
The amount at the end of April was equivalent to 87%( 100% -13%) of the amount invested.
=87/100 x $1000
=0.87 x $1000
=$870
In may a gain of 13%
The amount at the end of May = $870 + (13% of $870)
= $870 + (13/100 x $870)
=$870 + 113.1
=$983.1