63+81=

factor each expression

How do I multiply 42 x 7.2

A random sample from the 6th and 7th grade student population was taken to determine which clubs were the most popular.

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You write each of the 26 letters of the alphabet on separate index cards. If you choose 2 cards at random without replacing them, what is the probability that you will not draw an A? Round your answer to three decimal places.

Simplify this expression 5a/11a

If you have 2/3 stone to spread equally in 4 yards how much stone is in each yard?

Given what is the domain in set notation? x ∈ R, x ≥ 4 x x ∈ R, x ≥ 2 x

The following list gives the coefficients for the binomial expansion of (x + y) 10. What is the value of B? 1, 10, 45, 120, 210, 252, 210, B, 45, 10, 1 A1 B10 C45 D120

7 rectangles in every 140 cm. how many rectangles will be presented in 220 cm

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