Consider a chessboard, which has a total of 64 squares. one grain of rice is placed on the 1st square, 2 grains on the 2nd square, 4 grains on the 3rd square, 8 grains on the 4th square, and so on. how many grains of rice will be placed on square number 18?

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.

How to write four times a number, minus 6,is equal to theee times the number+8 as an equqtion

If m_b=mzd= 43, find mzc so that quadrilateral abcd is a parallelogram o 86 137 o 129 43 description