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r-ruslan [8.4K]

3 years ago

6

The scores on a test given to all Júniors in a school district are normally distributed with a mean of 74 and a standard deviati

on of 8 find the percent of juniors whose score is no more Than 90

1 answer:

earnstyle [38]3 years ago

7 0

Answer:

got to get some point for my questions sorrry

Step-by-step explanation:

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Pleasee help me!!!!!!!

Keith_Richards [23]

Answer:

one second

Step-by-step explanation:

6 0

3 years ago

Match the polygons formed by the sets of points with their perimeters (rounded to the nearest hundredth). Tiles A(1, 1), B(6, 13

Nesterboy [21]

Hello,
Please, see the attached files.
Thanks.

5 0

2 years ago

Read 2 more answers

Simplify -3y+2x-5y-7x

Sphinxa [80]

<h3><em><u>Simplify -3y+2x-5y-7x is:</u></em></h3><h3>-8y - 5x</h3>

<em><u>Solution:</u></em>

<em><u>Given that, we have to simplify</u></em>

$-3y + 2x-5y-7x$

We can simplify the above expression by combining the like terms

Like terms are terms that has same variable ( with same exponent) with same or different coefficient

From given,

$-3y + 2x-5y-7x$

Here, like terms are -3y and -5y

And 2x and -7x

Group the like terms

$-3y-5y+2x-7x$

Combine the like terms

$-8y -5x$

Thus the given expression is simplified

6 0

2 years ago

julio is payed 1.4 times his normal hourly rate for each hour he works over 30 hours in a week last week he worked 35 hours and

Morgarella [4.7K]

Divide 30/1.4 and 436.60 should give uu how much he makes in his normal hourly rate multiply that by 5 and subtract that number from 436.60

7 0

2 years ago

Ivanna paid $11.88 for a 2.38-pound bag of shrimp at one store. The following week, she paid $26.47 for a 5.08-pound bag at anot

stepan [7]

Answer:

2.38 lb bag = 4.99/lb 5.08 lb bag = 5.21/lb The 2.38 is the better buy

Step-by-step explanation:

1.88/2.38 = 4.99

26.47/5.08 = 5.21

4.99 is cheaper than 5.21 so the 2.38 lb bag is better buy

8 0

2 years ago

Read 2 more answers