Serena makes $9 per hour cutting lawns. each day, she earns about $15 in tips. if serena made no less than $110 on monday, which inequality represents h, the number of hours she worked on monday?

Carl is hanging pictures in his home. there is a space on a wall that has a width of 4 feet. carl has pictures with different widths. which picture width would fit in the space on the wall? a. 46 inches b. 60 inches c. 50 inches d. 54 inches

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?