Answer:
55% decrease
Step-by-step explanation:
To find the percent decrease
Take the original price and subtract the new price
140-63 =77
Divide by the original price
77/140
.55
Multiply by 100 to get the percent
.55*100 = 55%
55% decrease since the price got lower
X=22.5
I got that by writing the fraction 12/15 is equal to 18/x. To get 12 to 18 u have to multiply 12 by 1.5, so I do the same to 15 to find what x would be
Standard form:
Since the exponent of the scientific notation is negative −14, move the decimal point 14 places to the left. 0.00000000000006359.
There are about four other names for a square.
