Write using algebra.

If Jim is x years old now, and his sister is twice as old, how old was his sister 7 years ago?

Find the absolute minimum and absolute maximum values of f on the given interval. f (x) = x - ln 8x, [1/2, 2]

The mass of an object is 100mg what is the objects mass in kg

1. The sum of four consecutive whole numbers is 54. What are the four numbers? 2. A baby wriggled so much that weighing him at the clinic was a problem. So the doctor held the baby and stood on a scale.

Jan has a 12 - ounces milkshakes. four ounces in the milkshakes are vanilla, and the rest is chocolate. what are two equivalent fractions that represent the fraction of the milkshake that is vanilla?

What % of 200 miles is 150

For a hypothesis test of H0 : μ = 8 vs. H0 : μ > 8, the sample mean of the data is computed to be 8.24. The population standard deviation is unknown; the sample standard deviation is computed, and its value is 0.29.

Select all of the following values that are equivalent to 0.08. 3/20 8% 0.080 0.8 2/25 0.8%

Today a bicycle rider rode her bike five and a half miles yesterday she rode six miles what fraction of the total of the two rides is a longer ride

Express the illuminance on the floor as a composite function of t for 0 < t < 8.

What two numbers multiply to get - 420 and add to get - 32