An investment firm invested in two companies last year. They invested $11,000
in Company A and made a profit of 24%. They invested $14,000 in Company B and made a profit of 15%
.Do not do any rounding.
(a) What was the investment firm's total profit?$
(b) What was the percent profit for their total investment?%

Respuesta :

(a) total profit
=11000*24%+14000*15%
=2640+2100
=$4740

(b) percent profit
=4740/(11000+14000)
= 0.1895
=18.96%