Write the ratio as a fraction in simplest form which whole numbers in the numerator and denominator 42 : 18

Mathematics

1 answer:

swat322 years ago

3 0

Answer:

7/3 or 2 1/3

Step-by-step explanation:

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Is the mistake one two three or is their no mistake

maria [59]

Answer:

the mistake is that to "remove" the 1/2 on the left you would have to multiply by 2 (or divide by 1/2 but no one does that)

the result would be that 2h-4 = 10 should actually be 2h-4 = 20

Step-by-step explanation:

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2 years ago

Cards from an ordinary deck of 52 playing cards are turned face up one at a time. If the 1st card is an ace, or the 2nd a two, o

Evgesh-ka [11]

Answer:

Expected number of matches that occur = 4 matches

Step-by-step explanation:

First of all, let X_i be the event that when we turn over card i if it matches the required cards face.

Thus, for example X_1 is the event that turning over one card results in an ace while X_2 is the event that turning over second card reveals a deuce.

The number of matched cards "N" is given by the sum of this indicator random variable as shown in the attached file;

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3 years ago

Find the constant of variation k for the inverse variation. Then write an equation for the inverse variation. y = 2.5 when x = 9

Ahat [919]

1. k = 2<span>2.5</span><span>
2. xy=k

thats what i got</span>

7 0

3 years ago

Read 2 more answers

Jorge has $24 on a gift card. He only uses the gift card to buy $1.75 cups of coffee. What is the total change in the amount in

user100 [1]

Jorge would have $8.25 left. This answer does not include 9 cups + the $1.75 it said he bought in the beginning. I’m pretty sure the 9 is the total amount of cups he bought. If it isn’t then subtract another $1.75 and you should get $6.50

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3 years ago

Word problem:

Dahasolnce [82]

Step-by-step explanation:

=2* ( l+b )

=2* ( 11.37+9.245 )

=2* 20.595

=41.19

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3 years ago