2 years ago

Which of the following statements is false?

1 answer:

6 0

A. The some of two rational numbers is always rational .

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timama [110]

The answer should be something like 12, 33, 56, 66, 77

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2 years ago

weqwewe [10]

Answer:

Step-by-step explanation:

a number expressed in standard form is

a × $10^{n}$ : 1 ≤ a < 10 and n is an integer

given

(7.5 × $10^{7}$ )(2 × 10³)

= 7.5 × 2 × $10^{(7+3)}$

= 15 × $10^{10}$

= 1.5 × $10^{1}$ × $10^{10}$

= 1.5 × $10^{(1+10)}$

= 1.5 × $10^{11}$

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1 year ago

Paraphin [41]

Speed is expressed as the ratio of distance/time = d/t

in Alex's case, speed = (3.8 miles / 18 minutes)

. . . or simply

3.8/18

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2 years ago

kozerog [31]

Answer:

$\frac{x}{7}$ - $\frac{3}{8}$ = $\frac{27\\}{56}$

Step-by-step explanation:

6 x 8 = 32

7 x 3 = 21

32 - 21 = 27

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2 years ago

dimulka [17.4K]

She will need 28 inches of wick

4 0

2 years ago