Answer:
40
Step-by-step explanation:
20% times 50 = 10 thats ten less cuz it asks for the original i think
Original cost was $250
let x be the original cost
20 = 50/x x 100
20x = 50x 100
20x = 5000
x= 5000/20
x = 250
To increase, use 1.3
to decrease, use .7
Step-by-step explanation
yes. but they cant fly cuz the wings are jus for show or too scare predaters
Answer: 81
Mean of four nos = 85
Score = 85 x 4 = 340
Deduct 97 from 340 = 243
Mean of three nos. 243/3 = 81
