a necklace usually sells for 98. of the the necklace is 30% off what is the sales price of the necklace

$68.60

Step-by-step explanation:

In this problem, you need to find 30% of $98.00 and subtract the 30% from $98.00.

The equation is below:

$98.00 x .30 (<-- turn the percent into a decimal by dividing by 100, or, moving the decimal place over to the left 2 decimal spaces)

98.00 - ($98.00 x .30) = $68.60

16

step-by-step explanation:

2 x 40 = 80

80/5

= 16