The time it takes for babies to learn to walk is known to be normally distributed with mean 9 months and standard deviation of1.5 months. What percent of babies learn to walk:

1, between 8 and 11months. (inclusive)
2. more than 10 months.
3. less than 8 months.

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v

Find the area of a parallelogram with base 15 yards and height 21 2/3

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.