What is the average of 99 and 52 ?

2 answers:

7 0

Well since first you start by adding the numbers together you would do 99 + 52 = 151 then since we are looking for the average of only 2 numbers we divide by 2 and that leaves us with an average of 75.5... Hope this helps!

Umnica [9.8K]3 years ago

7 0

75.5 is your answer because when you add them up you would then divide by 2 since there's two numbers

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Which inequalities correctly show the relationship between the numbers 13, −4, and −17?

lutik1710 [3]

Answer:

13 > -17 < -4

Step-by-step explanation

13 = postive number

-17 and -4 = negtive.

13 is greater than -17

Since negtive is oppistie of postive it goes backwards.

So -4 is greater than -17

(Im new to this so Im not sure if it is correct)

3 0

3 years ago

The number of students at jefferson school is even. The number has three digits. The digit in the ten place is 4. write there nu

Burka [1]

Let's assign three blanks for each digit of the unknown number. But let's fill in the tens digit because it is already specified.

_ 4 _

The last digit should be even to make it even. The possible digits for this are 2, 4, 6, and 8. The first digit could be any digit from 1 to 9. Therefore, the possible answers are

142 242 342 442 542 642 742 842 942
144 244 344 444 544 644 744 844 944
146 246 346 446 546 646 746 846 946
148 248 348 448 548 648 748 848 948

Therefore, there are a total of 36 possible answers.

5 0

3 years ago

If a² + b² = z and ab = y, which of the following is equivalent to 4z + 8y? Show all the steps.

Ivenika [448]

Answer:

The answer to your question is: (2a + 2b)²

Step-by-step explanation:

a² + b² = z

ab = y

Which is equivalent to 4z + 8y ?

Substitution

4(a² + b²) + 8(ab)