Answer:
280
Step-by-step explanation:
[6 + (9 - 1)²] ÷ 4·(1/2)^4
= 6 + 8² ÷ 4 · 1/16
= 6 + 64 ÷ 1/4
= 70 ÷ 1/4
= 70 x 4
Answer:

Step-by-step explanation:




Answer:
25% markup
Step-by-step explanation:
To do this you must know the formula
absolute value of ( original-new)/original
In this problem the original is 2.4
2.4-3.00=-0.6, but take absolute value=0.6
0.6/2.4 = 0.25
0.25 as a percent is 25%
I hope this helped!
1)18
2)48
3)56
4)79
5)3
Sorry if I got some wrong I did these in my head