123b is 0.4 of what number

Which inequality is a true statement? Select all answers. A.-4<-5 B.-4>-5 C.-4≥-5 D.-4=-5 E.-4≤-5

There is a construction zone on a highway. The speeds of vehicles passing through this construction zone are normally distributed with a mean of 46 mph and a standard deviation of 4 mph.

Ann paid $5.20 in sales tax for an $80 purchase. What percent sales tax did Ann pay on her purchase?

What is 1/3 as a descimal?

Ami saved $14.25 on a new scarf she purchased from macy's. she paid at most $25. What is x, the original cost of the scarf before the discount?

3 + x < 7. Solve this inequality

Which of these angles are supplementary? A. 100o and 90o B. 78o and 102o C. 54o and 146o D. 12o and 78o

The equation x+15=18

X²+3x-70=0 (x-10) = 0 (x+7) = 0

If Willis bought a gallon of paint and he painted a wall that is 9 feet high and 10 feet wide then he use the rest of the paint to paint 46 square ft in the hall how many square feet did the gallon of paint cover