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1 year ago

13

Mr Macdonald recorded the test mark for his eight grade class of 25 students he used the marks recorded to calculate the average

to be 72 Sandra's marks of 86 was incorrectly marked as 36 what is the correct average for this test

1 answer:

Andrew [12]1 year ago

6 0

Literal or figurative language is the answer !

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Please help !!<br> Solve for x:<br><br> -2<br> -2/3<br> -3/2<br> -3

Kryger [21]

Answer:

x = $\frac{3}{2}$

Step-by-step explanation:

Given 2 intersecting chords, then the product of the parts of one chord is equal to the product of the parts of the other chord, that is

18x = 9 × 3 = 27 ( divide both sides by 18 )

x = $\frac{27}{18}$ = $\frac{3}{2}$

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2 years ago

A square pyramid has a base with sides 36 meters long and with a slant height of 6.5 meters

Anna35 [415]

Answer:

A. (Image attached)

B. 1764 m^2

Step-by-step explanation:

4 0

3 years ago

Sam needs at least 78 credits to get his college degree. At the end of his third year, Sam has a total of 52 credits. Which ineq

Sergio039 [100]

Answer:

C + 52 ≥ 78

Step-by-step explanation:

Since Sam needs at least 78 credits to a college degree, the inequality is represented by a more than or equal to symbol (≥).

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3 years ago

Simplify this equation (3√2)²

Scilla [17]

Answer:

18

Step-by-step explanation:

4 0

2 years ago

Read 2 more answers

What's the answer ?<br><br><img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B255%20-%2030%7D%20" id="TexFormula1" title=" \sqrt{255

Aloiza [94]

Answer:

$\sqrt 255-30$

= -14.0312805773

7 0

3 years ago

Read 2 more answers