Jeff opened 10 card packs he gives 20 cards to his brother he now has 30 how many cards were in each pack?

What is 0.003 of 1/10 as much as

How long will it take for carbon 14 to decay to 10 % of it's original amount

How many sandwiches can I make if I have 4 pounds of cheese and I use ⅛ of a pound for each one?

Luke jogged a total of 56.5 miles last week. If Luke jogged the same distance, d, each day for 3 days and half that distance on each of the remaining days, write an algebraic equation that can be used to determine how many miles he jogged each day.

Purple paint is made with a 16:3:1 ratio of white paint:blue paint:red paint. How much white paint, in gallons, is needed in order to make one gallon of purple paint? Express your answer as a common fraction.

Round 41,003 to the nearest hundred

What is 35% of 60 answer

What best compares the graphs y=-3x^n and y=3x^n

52% of a solution is transferred into an empty vial there are now 182 in the vial how much of the solution was in the original tube

Solve for f. d (e-f) = g