Question: Carbon-11 has a half-life of about 20 minutes. If we start with 200 grams, how

much will be left after 3 hours?

A. 25 grams

B. 2.5 grams

C. 0.39 grams

D. 0.039 grams

At the Northside assembly plant, 30% of the workers were classied as minority, while at the Southside assembly plant, 60% of the workers were classied as minority.

H (x) = 6 a linear function

The number of nails in a 5 lb box is normally distributed with a mean of 325 nails and a standard deviation of 15 nails. Suppose that 1200 different 5 lb boxes are in a warehouse. About how many boxes contain more than 340 nails?

The community playground has a hopscotch pad that is 8 feet longer than it is wide. the total area of the pad is 48 feet. where are the dimensions of the hopscotch pad?

Poppy's pizza sells small, medium and large pizzas. The large round pizza has a diameter of 14 inches. Find the area of a large round pizza

Natasha is measuring the angles of a triangle. She measures the first two angles and gets 60° and 80°. What should be the measure of the third angle? A) 10° B) 20° C) 40° D) 220°

Russel and Aaron can build a shed in 8 hours when working together. Aaron works three times as fast as Russel. How long would it take Russel to build the shed if he were to work alone?

The sum of twice a number and 9 is 43

Two thirds of the product of 38 and 16

An angle cuts off 1/8 of the circle. What is the measure of this angle?