mason has 49 cent stamps, 20cents stamps and 5 cent stamps worth $23.55. he has a total of 56 stamps. the number of 3 cent stamps is nine more than the number 20 cent stamps. how many of each does he have

Will give brainliest what is the value of x? enter your answer in the box.

The graph shows the distance kerri drives on a trip. what is kerri's speed?

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?