math

1. Jaymie opened a savings account with 595.25. every week she withdrawals 27.50 from her account. steve opened a savings account with 147.25. every week he deposits 23.70 into his account. in about how many weeks will their savings in the bank be equal? choose the most reasonable estimate.

a:7 weeks
b: 9 weeks
c:10 weeks
d:15 weeks

2. mr.herman wrote a check for his 10 year old daughter's entrance fee to an amusement park. ms kaliski wrote a check for her twin 10 year old son's entrance fee's for the same park. the checking account starting balance was 1,540.30 for mr.herman and 1,615.55 for ms.kaliski. but after they wrote their checks , their balances where the same. what amount did mr.herman write in his checkbook for the entrance fee? remember that a debit is written as a negative number.

a:-25.00
b:-37.65
c:-75.25****
d:-150.50

I know #2 but having trouble with #1.. HELP?

1. 👍
2. 👎
3. 👁
1. consider the balances after x weeks. They are
595.25 - 27.50x
147.25 + 23.70 x
so, when are they equal?

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2. 👎
👤
oobleck
2. 1. B
2. C

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2. 👎
3. 1. b
2. d
3. a
4. c
5. b
6. b
7. c

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2. 👎

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