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Salsk061 [2.6K]

2 years ago

10

In a P.7 class, 20% of the boys were absent for the Mock Examinations, of the remainder of the boys were present Find the fracti

on of the girls in the class.

1 answer:

vladimir1956 [14]2 years ago

7 0

Fine the fraction of the girls class absent examination

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A man hiked a distance of 9 miles into the country. He rode back in a car along the same route at the rate of 27 mph. If the ent

Sophie [7]

Let n be the man's walking rate. Then:
9/n+9/27=3&1/3
243+9n=90n
243=81n
n=3
The man's walking rate was 3 mph
☺☺☺☺

3 0

3 years ago

Read 2 more answers

Simplify completely*******

Elodia [21]

Answer:

$\displaystyle \frac{x - 12}{4}$

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<u>Algebra I</u>

Terms/Coefficients
Factoring

Step-by-step explanation:

<u>Step 1: Define</u>

$\displaystyle \frac{2x - 24}{8}$

<u>Step 2: Simplify</u>

[Fraction - Numerator] Factor: $\displaystyle \frac{2(x - 12)}{8}$
[Fraction] Reduce: $\displaystyle \frac{x - 12}{4}$

8 0

3 years ago

Read 2 more answers

A box of cereal contains 18 cups. Ben eats 2 1/4 cups every serving. How many servings can he eat?

g100num [7]

Ben can have 8 servings total!

Hope this helps! :)

4 0

3 years ago

Which type of measurement is used more often by scientists?

Roman55 [17]

The answer to your question should be "<span>Both weight and mass are used equally by scientists"</span>

6 0

3 years ago

How do i do it? Thank you for helping

castortr0y [4]

Answer:

a) 42. b) 64. c) 39.

Step-by-step explanation:

a. 6 x 7 = 42

b. 8 x 8 = 64

c. 3 x 13 = 39

8 0

2 years ago