To make concrete mix monica pours 34 pounds of cement 68 pounds of sand 14 pounds of small pebbles and 19 pounds of large pebbles into a large wheel barrel if she pours the mixture into 9 equal size bags how much will each bag weigh? find the total weight of each mixture.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36