Aside from the vertex, the horizontal cross-sectional shapes of this pyramid are all similar rectangles.
O A. True
B. False

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.