Jacob built a box with a volume of 90 cubic meters.
click on all the boxes that jacob could have built.
2 meters
s meters
5 meters
3 meters
oa
15 meters
6 meters
3 meters
30 meters
45 meters
b.
2 meters
v2 meters
5 meters
9 meters
30 meters
20 meters
10 meters

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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