2 years ago

Alex's times for running a mile are Normally distributed with a mean time of

Mathematics

1 answer:

madam [21]2 years ago

7 0

Answer:

.13

Step-by-step explanation:

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PLEASE HELP

shtirl [24]

Answer:

Step-by-step explanation:

There would be 58 nickels and 42 dimes. This can be found out by

1. 100 - 16 = 84

2. 84/2 = 42

3. 42 + 16 = 58

making 42 dimes and 58 nickels.

5 0

3 years ago

What is the distance between (1,-5) and (-3,6)

spin [16.1K]

Answer:

$\large\boxed{\sqrt{137}}$

Step-by-step explanation:

The formula of a distance between two points:

$d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$

We have the points (1, -5) and (-3, 6). Substitute:

$d=\sqrt{(6-(-5))^2+(-3-1)^2}=\sqrt{11^2+(-4)^2}=\sqrt{121+16}=\sqrt{137}$

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3 years ago

They are Both math and science questions, I need an answer ASAP!

mart [117]

What grade is this for

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3 years ago

Describe the number 78 in two different ways

attashe74 [19]

78 could be seventy-eight, 78 over 1, and 78/1.

8 0

3 years ago

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4. Solve y = 7. y = 3x – 5.

kramer

Answer:

x=4

Step-by-step explanation:

if y=7 then 7=3(4)-5

3 times 4 is 12,

12-5=7

4 0

2 years ago

Read 2 more answers