Answer:
The number of <u>dimes are 100</u> and number of <u>quarters are 140.</u>
Step-by-step explanation:
Let the number of dimes be 'd' and quarters be 'q'.
Given:
The sum of amount is $45.
The total number of coins are 240.
1 dime = $0.10
∴ 'd' dimes = 
1 quarter = $0.25
∴ 'q' quarters = 
Now, as per question:

Multiplying equation (1) by -0.1 and adding the result to equation (2), we get:

Therefore, the number of dimes are 100 and number of quarters are 140.
Step-by-step explanation:
a÷b=960÷89=10.78651685=10.79 or 17.8
Answer:
9:12 and 12:16
Step-by-step explanation:
3/4 = 0.75
9/12 = 0.75
12/16 = 0.75
Dogs walk on 4 legs.
Dogs have a stronger smell than us.
Dogs have a thicker layer of fur.
Dogs are allergic to types of food that we can digest.
Dogs only live around 15 years, and we live up to around 70.
Dogs have sweat glands on their pads and nose.
Dogs have a smaller population than dogs.
Dogs sleep more than humans.
Dogs live for survival, not for fame, money, nor any other materialistic possessions.
3x=9 is C
4x+12 is A
X+1 is B