10 points hi so this is middle school math here due 3:30 Friday December 4th please help ill give you brainliest yes i did it but i just want to help people please give an full explanation and the answer for brainliest.

For her birthday, Lucy received $20 from her aunt, $15 from her grandmother, and $32 from her cousins. How much birthday money does Lucy have left?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

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

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)