2 years ago

I’m failing this class and I need a lot of help! It would Be greatly appreciated!

Mathematics

1 answer:

olga55 [171]2 years ago

5 0

I am pretty sure the answere is 4

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Can i use some help? im really confused on how to show my work and all

telo118 [61]

Answer:

3/20

Step-by-step explanation:

15% = $\dfrac{15}{100}$

Divide the numerator and denominator by 5

= $\dfrac{3}{20}$

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Martin finds a shirt on sale for 10% off at a department store. The original price was $20. Martin must also pay 8.5% sales tax.

IRINA_888 [86]

Answer:

The shirt is originally$20 dollars, after the taxes are applied the shirt costs $21.70

Step-by-step explanation:

The question says it cost $20.

20×(8.5÷100)

20×0.0851= 1.7

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2 years ago

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8×10^7×1.5×3^-1×10^-9

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Answer:

0.04

Step-by-step explanation:

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3 years ago

During a sale at h&m, you buy three sweatshirts and two pairs of pants for $85.50. Later in the day, your friend buys three

kykrilka [37]

Sweatshirt cost $16 and pants cost $18.75

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2 years ago

If 120 L of an acid solution is 75% acid, how much pure acid is there<br> in the mixture?

Sunny_sXe [5.5K]

Answer:

25% or 30L

Step-by-step explanation:

100% is 120L, we know 75% is acid, we need the other 25% to make the 100%. 25% of 120 is 30, so 30 liters is pure acid

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3 years ago