Find the mistakes
5555+5555=11101
10111+11111=22222
3059+6083=9142
4056+6784=10844

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?