On one side of the balance scale, Henry placed a 6-gram weight. On the other side of the scale, he placed a ballet slipper.
How many milligrams does the slipper weigh? (1,000 milligrams = 1 gram)

This image shows a balance scale in which both the sides are equal.

A.
6,000 milligrams

B.
600 milligrams

C.
0.6 milligram

D.
60 milligrams

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).