MATHEMATICS MIDDLE SCHOOL

What is a reasonable estimate for -98.6 divided by 3.8

Answers

Answer 1
Answer:

-98.6/3.8=-25.94 because if you line the decimals up and then add them you will get -25.94

   -98.60

+     3.80

   -25.94

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Convert the decimal 0.6333… to a fraction and classify it as either rational or irrational.A. 57⁄9, irrational
B. 57⁄90, rational
C. 63⁄90, rational
D. 63⁄99, rational

Answers

answer B

We assume        x=  0.6333

100x = 63.3333

  10x=  6.333  33               (subtract it )

----------------------------

 90x = 57 ( divide by 90 on both sides)

So x= (57)/(90)

Answer : (57)/(90)

When we can write a number in fraction form then it is a rational number.

We converted the  decimal number into a fraction so it is rational

The answer is B. 57/90, rational.

Which is a rational number?   A.9   B. 15   C. 28   D. 52

Answers

A rational number is a number that can be expressed as a fraction, therefore all integers are rational numbers

Write 69/25 as a terminating decimal

Answers

69/25

=50/25+19/25

=2+19/25

=2+76/100

=2.00+0.76

=2.76
(69)/(25)=(276)/(100)=2.76

2 doctors is______% of 25 doctors

Answers

percent means part out of 100
x%=x/100
'of' means multiply

so
2=x/100 times 25
2=25x/100
2=1x/4
2=x/4
multiply both sides by 4
8=x

answer is 8%
Lol Im guessing .08% all I did was 2/25 and turned it into a percent

The product of two numbers is a of both numbers. fill in the blank

Answers

The product of two numbers is the product of both numbers.

Melody used the ratio table at the right to find the number of people served with 15 pounds of ground turkey. find her error and correct it. This was in the ratio table:

2 lbs of turkey serves 6 people
1 lb. of turkey serves 5 people
15 lbs. of turkey serves 19 people

Answers

according to the table 3 lbs  will serve 11 people but  but 15 pounds is  5 times that so 11*5 =55
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