Answer:
A perfect square is a number whose product value is an integer. If you change any integer you will always get a even number.
Step-by-step explanation:
The original price would be $92.38
.25(73.90)=18.475
18.475+73.90 would be 92.38
The first two are correct
Answer: 1.8
Step-by-step explanation:
Amount saved= $135
Amount planned to save= $75
Fraction= 135/75 = 9/5
Decimal= 1.8
Answer: So the number of outcomes with exactly 4 tails is 720/2/24 = 15. Finally we can now calculate the probability of getting exactly 4 tails in 6 coin tosses as 15/64 = 0.234 to 3 decimal places.
