This can be treated as a work problem and we can solve it as follows:
Harland working alone = 15 minutes
Trudy scatters the leaves + Harland rakes = 20 minutes
We set scattering as a negative value.
1/15 - 1/x = 1/20
x = 60 minutes for Trudy to scatter the leaves alone
Answer:
21
Step-by-step explanation:
Well if you need to ship 163 in increments of 8, you would divide. And the answer from that would be 20.375, but because boxes are whole numbers you would round up, so your answer would be 21.
Answer:
complementary angles sum to 90° 90° - 70° = 20° complementary of 70° is 20°
I could be wrong but i think it’s 32