A student has passed 60 percent of the 20 quizzes he has written so far successfully. If the student writes 50 quizzes during the year, and passes 80 percent of the remaining quizzes successfully, what is the percent of all successful quizzes for the entire year? 25 points or something
Thx

Answers

Answer 1

Answer: 60%×20=12
80%×30=24
12+24=36
36/50×100%=72%

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The expression 63 × 42 is equivalent to which of the following numerical expressions? 18 x 8

B.

(6 x 4) 5

C.

246

D.

216 x 16

please answer

Answers

The required equivalent expression is (216 x 16).

The correct is D.

What is Expression?

In mathematics, an expression is a phrase that has at least two numbers or variables and at least one maths operation. Addition, subtraction, multiplication, or division are all examples of maths operations. An expression's structure is as follows:

(Number/variable, Math Operator, Number/variable) is an expression.

We have the Expression as,

6³ x 4²

Now, expand the exponents as

6³

= 6 x 6 x 6

= 216

and, 4² = 4 x 4 = 16

Thus, the required equivalent expression is (216 x 16).

Learn more about expression here:

brainly.com/question/14083225

#SPJ2

Answer:

2646

Step-by-step explanation:

is the correct answer for This question

Help please, I’ll mark brainylest or what ever it’s called .

Answers

Answer:

a. y+7 1/2=x

s=5

Step-by-step explanation:

What best describes a parabola?

Answers

We need options too choose from bro

3. Solve using mental math.
4y + 3 = 19
04
05
05.5
064

Answers

A)4 is the answer to your ques

Answer:s

Step-by-step explanation:

A smoothie recipe calls for 3 cups of soy milk, 2 frozen bananas and, 1 tablespoon of chocolate syrup. Write a sentence that uses a ratio to describe this recipe.

Answers

Answer:

3:2:1

Step-by-step explanation:

Carl is balancing his checking account. After comparing the bank statement to his register, he notices an outstanding debit of $58.00.Which shows the correct amount in Carl’s checking account?
$51.75
$109.75
$167.75
$221.87