Answer:
Step-by-step explanation:
Let q represent the number of quarters Theresa has. Then the value of her coins is ...
0.25q + 0.10(20 -q) = 2.75
0.15q = 0.75 . . . . . . . . . subtract 2.00, collect terms
q = 0.75/0.15 = 5
Theresa has 5 quarters and 15 dimes.
To find the median you line the numbers up in numerical order then you find the one in the middle.
If there are 2 numbers in the middle take the smaller and subtract it from the larger
Answer:
they all got paid 474$ all together
Step-by-step explanation:
destiny worked 12 hours and made 240.17$
Stephanie worked 12 hours and made 126.17$
Marco worked 12 hours and made 108.17$
this all adds up to 474.50$ which is exactly half of 949$
Answer:
31 terms.
Step-by-step explanation:
218 = 8 + (n-1)7
210 = (n-1)7
30 + n-1
n = 31
There would be 31 terms in the given AP.
Answer: $3,166
Step-by-step explanation:
