On a 20 question quiz that mrs. macleod gave. one student got 13 wrong. what is the percent that student received on the test? < 3

13/20 = 0.65

0.65 x 100 = 65

They got a 65.

3.4 pizzas

step-by-step explanation:

given is a scatter plot showing number of pizzas sold during weeks for different issues of coupon

y represents number of pizzas sold and x number of coupons issued

y is marked verticaly and x horizontally

the trend line is given as

y =3.4x+43

this says that even when no coupon is issued pizzas sold will be 43

and rate of change of pizza sold for 1 unit of coupon = slope = 3.4

i.e. when x increases by 1 unit y increases by 3.4 units

hence for each additional coupon issued 3.4 pizzas more will be sold

40 x 50 = 2000

step-by-step explanation: