3 years ago

Write each rate as a unit rate 72 ounces in 6 streaks

Mathematics

1 answer:

Anna35 [415]3 years ago

5 0

12/ 1 is the unit rate

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There is a string of red and blue lights strung around a window. The red lights blink every 3 seconds , and the blue lights blin

Eddi Din [679]

Answer:

they will blink 4 times at the same time in one minute

Step-by-step explanation:

you have to find the least common multiple of 5 and 3

LCM of 5,3 = 15

So, the two lights will blink together every 15 seconds.

No.of times blinking together in one minute = 60/15 = 4

4 0

3 years ago

Read 2 more answers

Please help me I'm having trouble with this

V125BC [204]

........
4. 14
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........

6 0

3 years ago

(3 1/2 - 9 3/4) divided by (-2.5)

SVEN [57.7K]

Answer:

Step-by-step explanation:

Let's take the numerator first

3 1/2 - 9 3/4

Convert to improper fraction

7/2 - 39/4

Find the LCM

$\frac{14 - 39}{4}$

= -25/4

Now let's take the denominator

-2.5

Convert to fraction

-5/2

Combine the two parts of the fraction

-25/4 / (-5/2)

This becomes;

-25/2 * -2/5

= +5

4 0

3 years ago

Twice a number less than three is 23.Find the number.

Nataly_w [17]

Answer:

Step-by-step explanation:

C²=23

2C=0

C=2

Substitute C=2 in the first equation 2C=23

2C=23

C=11.5

Approximately C=11

3 0

3 years ago

Simplify using order of<br> operations.<br> 4x3:22

Sveta_85 [38]

Answer:

$4 \times 3 \div 22 = 4 \div 22 \times 3 = 2 \div 11 \times 3 = 6 \div 11$

4 0

3 years ago