The area of the surface of the swimming pool is 210 square feet. What is the length d of the deep end.

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.