Answer:
A. $58.50, B. $80
Step-by-step explanation:
mark up percentage
x 100
30 x 45 = 100SP - 4500
5850 = 100SP
Store Price > therefore, $ 58.50
A. $58.50
<em>Actual Price :</em>
130 AP = 10400 - 100AP
AP > $80
B. $80
Answer:

Step-by-step explanation:
98=49x2
7x7=49
98=
Answer:
<em>n = 6 </em>
Step-by-step explanation:
2.3 ×
= (1 × 10³)(2.3 ×
)
(1 × 10³)(2.3 ×
) = (1)(2.3) × (10³)(
) = 2.3 ×
2.3 ×
= 2.3 ×
⇒ 3 + n = 9 ⇒ <em>n = 6</em>
There isn't really distributive property in division. The answer is 18.
Answer:
The faster train goes 60mph
Step-by-step explanation:
s= speed
s+20 is the faster train.
Then you are given:
200/s+s+20=2
200=2*(2s+20)
4s+40=200
4s=160
s=40 is the slower train
40+20= speed of faster one
s=60 ;)