1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
nekit [7.7K]
3 years ago
10

There are

Mathematics
1 answer:
ehidna [41]3 years ago
4 0
Yesterday, 1/4 of 80 =20 gave their speeches, so there are 80-20=60 students left.
Today, 2/5 of 60=24 students gave their speeches, so there are 60-24=36 students who still haven't give their speeches
another way to think of it is 80*(1- 1/4)*(1- 2/5)=80*(3/4)*(3/5)=36
You might be interested in
PLEASE HELP AND BE CORRECT
Sergio [31]

(b⁷/4⁵)⁻³

= (4⁵/b⁷)³

= 4¹⁵/b²¹

Therefore answer is option b

Must click thanks and mark brainliest

3 0
3 years ago
A company that manufactures storage bins for grains made a drawing of a silo. The silo has a conical base, as shown below:
sasho [114]
To find the volume of this storage bin, you will use the formula for volume of a cylinder and of a cone.

V = Bh (cylinder)
Pi x r^2 x h
Pi x 2^2 x 10

V = 1/3 x pi x r^2 x h
1/3 x pi x 2^2 x 3

All of these choices show correct answers!
4 0
3 years ago
1 Select the correct answer. Which rate is equivalent to ? A. B. C. D.
ki77a [65]
D that is the answer have a good day D.
7 0
4 years ago
2x+16=7+2x <br>how do you solve if the variable is the same on both sides of the equation
jeka94
First subtract the 7 from both sides and that would equal 2x+9=2x then subtract 2x and the answer is 9
7 0
4 years ago
Read 2 more answers
Please help me on this question
Masja [62]

Answer:

The number is 5

Step-by-step explanation:

Let x be the number

3x+5+x = 25

Combine like terms

4x+5 = 25

Subtract 5 from each side

4x+5-5 = 25-5

4x = 20

Divide by 4

4x/4 = 20/4

x = 5

8 0
4 years ago
Read 2 more answers
Other questions:
  • You look at real estate ads for houses in Naples, Florida. There are many houses ranging from $200,000 to $500,00 in price. The
    15·1 answer
  • How much larger is 400 than 40?
    14·2 answers
  • Divide multi-digit numbers
    10·1 answer
  • Samantha is buying an ice-cream sundae. There are 3 sizes of sundaes, 11 different ice cream flavors, and 4 different toppings.
    7·1 answer
  • What is the quotient of the two decimal numbers? 6.4×10121.6×103 =
    14·2 answers
  • Need this ASAP PLS SOMEONE
    15·1 answer
  • Write as a decimal plzzzzzz thanks
    7·1 answer
  • Roman has 415 baseball cards. He gives away
    10·2 answers
  • 20)
    7·1 answer
  • At the baseball game, the lady at the gate gave a free t-shirt to every 20th person that attended the game. On Friday night, 385
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!