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shepuryov [24]
4 years ago
10

What is (-2/5)- 4/5 + (-9/10)=

Mathematics
1 answer:
posledela4 years ago
4 0

Answer:

- 2 1/10

Or -21/10 or -2.1

Step-by-step explanation:

(-2/5)-4/5+(-9/10)

-6/5+(-9/10)

-21/10

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4 0
3 years ago
the ratio of cats to dogs is 5 to 4 if there are a total of 63 cats and dogs how many dogs are there and how many cats ate there
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Answer:

Number of cats is (5/9)(63) = 35, and number of dogs is (4/9)(63) = 28

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As a check:  35 + 28 = 63.

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