2.) 5/4 is rational because it has an exact decimal and it stops. This is why it is rational. Hope this helps!
If 30% were perfect, 70% were not perfect. So we know that 70% of the total number of photographs is 210.
p(70/100)=210 multiply both sides by 100
70p=21000 divide both sides by 70
p=300
So there are 300 photographs in all.
Answer:
x=-3
Step-by-step explanation:
-7x+4x=9
-3x=9
x=9/-3
x=-3
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➷ To find the volume of a rectangular prism, the formula is base * height:
Base:144
Height:6
Multiply:
144*6=864
Final answer:
864 cubic inches
✽
➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
TROLLER
There's always a decimal at the end of a whole number. here it's behind the last zero. move that decimal so that the non-zero digit is less than 10 but more than 1.
4.73, the decimal was moved 4 places to the left. so the scientific notation is
4.72X10^4