A card is drawn from a standard deck of 52 playing cards. Find the probability that the card is a black card given that it is an ace.

7. Using k as the constant of proportionality, write an equation that expresses: Z varies jointly as x and y. If Z = 24 when x = 3 and y = 4, find Z when x = 5 and y = 6. (show steps)

What is the solution of the equation? - 9=r/5

Find four rational numbers between 2/3 and 3/4

Simone is going snowboarding tomorrow if the temperature is equal to or colder than 5 degree Celsius. Write an inequality that is true only for temperatures (t) at which Simone will go snowboarding.

Can you also use the LCM of the denominator of the fractions to rewrite the difference 8/15-1/6? what is the difference?

In some country's congress, the number of representatives is 25 less than five times the number of senators. there are a total of 515 members. find the number of senators and the number of representatives.

one large cake can feed 12 adults or 16 children. how many cakes will be needed to feed 30 adults and 50 children

Using quarters, dimes, nickles and pennies how to make $1.53 in 12 coins

What figure has 4 sides & only one pair of parallel lines

What is 1,265 divided by 34