Kyote 25

A student has a mean score of 79 on three tests. If her scores on the first tests are 82 and 81, what is her score on the third test?

• 76

• 74

• 70

• 71

• 75

Solve .2x+6.5-4.5

• -10

• -15

• -.2

• 30

• -20

If x is invested in an account earning 5 percent annual interest and y dollars is invested in an account earning 3 percent interest, then which of the following expressions represents the annual interest earned, in dollars, on both accounts combined after one year?

• .05x+.03y

• 8xy

• .08(x+y)

• .5x+.3y

• 5x+3y

Simplify 5-(3-7)

• 9

• -6

• -9

• 6

• -8

How many seconds in 3/10 of an hour?

• 1080

• 18

• 108

• 180

• 1800

Which of the following is equivalent to -5x<10?

• x<2

• x>-2

• x<-2

• x>-1/2

• xò½/1

Solve 7x-5=4-5x

• 9/2

• 1/2

• 3/4

• -3/4

• -4/3

What is .4% of 700

• 2.8

• 28

• .28

• 280

• 2800

Which of the following is an equation of the line with a slope of 2 that passes through the point (1,-3)?

• y=2x-5

• y=2x-7

• y=2x-1

• y=2x-11

• y=2x+11

Find the value of -x+(y+1)² when x=-5 and y=2

• -14

• 14

• -18

• -16

• 18