Question

The cost per minute for a conference phone call, originally $3.20, increased by 40%. What is the new price?

A.
$4.58

B.
$4.48

C.
$3.60

D.
$3.32

Answer 1

@randomaccessmemory

Answer 2

help

Answer 3

what is 40% of the original amount?

Answer 4

$1.28

Answer 5

1% of the original amount is dividing it by 100

40 of those 1%s make 40%

40% of 3.20: 40*3.20/100

Answer 6

1.28 is good, so it tells us that it is 1.28 more than what it was to start with

add that to the starting price

Answer 7

3.20
+1.28
-------
add up

Answer 8

umm im :s