Answer:

Step-by-step explanation:
here's the solution :-
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Answer:
Drone = $300
4 Extra Set Of Propellor = 4(25$) = $100
Step-by-step explanation:
Answer:
245
Step-by-step explanation:
let 'c' = total coins
2/7 = 70/c
2c = 490
c = 245
8 16/1000 = 8 2/125
Keep whole number the same, divide the numerator and denominator by 8.
Answer:
c: add x to each side
Step-by-step explanation: