3 years ago

Please someone all 3 :)

Mathematics

1 answer:

san4es73 [151]3 years ago

6 0

Answer:

1. Anne = 21 Bobby=35, 450, 70+40+30=140

Step-by-step explanation:

1 21÷3=7
7×5=35

7-2=250
5=250
1=50
2×50+7×50=100+350=450
450

we can see that it's multiplied by 10, so 70+40+30=140

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