Should the mole be considered a base

There are six read a yellow to blue and for green marbles in a black bag. What are the odds of reaching into the black bag and selecting a single yellow marble

Which is the best estimate for the mass of a mouse? A. 20 grams B. 20 kilograms C. 20 liters D. 20 milliliters

Simplify -3 + i 7 + i . First, multiply both the numerator and denominator by. The product in the numerator is + i. The product in the denominator is .

The speed of sound is approximately 1.2 x 10^3 km/h. How long does it take for sound to travel 7.2 x 10^2 km? Write your answer in minutes. Show your work.

Meghan needs to board her cats and dogs at a kennel while she's on vacation. Pet Hotel charges $42.50 for a cat and $64.00 for a dog for a total cost of $277.00. Animal Spa charges $35.50 for a cat and $50.50 for a dog, for a total cost of $222.50.

Of the students on the track team, 1twelve do the high jump. Of those students 1fourth alsobdo of the long jump. What fraction of the students do both the high jump and the long jump

In Mrs. Ryder's Science Class you are studying the Solar System. The circumference of the Earth at the equator is about 24,900 miles. Express this number in scientific notation.

Given that f (x) = x^2+3 fins f (2)

Number that best completes sequence 3 9 4 5 25 20 21 441

How many inches are in 12 ft? A. 1 inch. B. 24 inches. C. 120 inches. D. 144 inches