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math

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can you please check my answers?
12, 20, and 35 LCM =420
1/3+5/12+4+5=60 LCD
13/15-11/20=19/60
What is the combined price for a 1/2-in. sheet and a 5/8-in. sheet? 1/2PRICE $17.88 5/8 PRICE$19.13 =37.01
1 1/15+3 3/10-2 4/5=1 17/30
5 1/3+2 1/4+3 1/2=11 1/12
The interest rate on an auto loan in May was 12 3/8%. By
September the rate was up to14 1/4 %. How many percentage points did the interest
rate increase over the period?=1 7/8%

  • math -

    12, 20, and 35 LCM =420
    1/3+5/12+4+5=60 LCD
    13/15-11/20=19/60

    What is the combined price for a 1/2-in. sheet and a 5/8-in. sheet? 1/2PRICE $17.88 5/8 PRICE$19.13 =37.01

    1/15+3 3/10-2 4/5=1 17/30
    5 1/3+2 1/4+3 1/2=11 1/12

    The interest rate on an auto loan in May was 12 3/8%. By
    September the rate was up to14 1/4 %. How many percentage points did the interest
    rate increase over the period?=1 7/8%

    Yes, those are all correct. Yay!!
    ____________________________________

  • math -

    O Thank you so much!!!!!

  • math -

    You're very welcome. :-)

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