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
arlik [135]
3 years ago
7

Maths - 7 out of 10 students are boys. If there are 30 students, how many of them are girls? Help me I stuck

Mathematics
1 answer:
GenaCL600 [577]3 years ago
5 0

Answer:

there would be 21 girls

Step-by-step explanation:

You might be interested in
A man is now twice as old as his son. fifteen years ago he was three times as old as his son was then. How old is the son now​
Sergio039 [100]

Answer:

Step-by-step explanation:

25 years old.

3 0
3 years ago
Cindy bought 4 packets of onion seeds. Each packet contained 12 seeds. She planted 1 packet of the seeds, and 8 seeds sprouted.
olga55 [171]

Answer:

B because 8 seeds from pack 1. u do 8 times 3 other packs which is 24 So in between 20-30 seeds will sprout

7 0
4 years ago
What is the solution to the system of equations? HELP
notsponge [240]
I will solve your system by substitution.<span><span>x=<span>−2</span></span>;<span>y=<span><span><span>23</span>x</span>+3</span></span></span>Step: Solve<span>x=<span>−2</span></span>for x:Step: Substitute<span>−2</span>forxin<span><span>y=<span><span><span>23</span>x</span>+3</span></span>:</span><span>y=<span><span><span>23</span>x</span>+3</span></span><span>y=<span><span><span>23</span><span>(<span>−2</span>)</span></span>+3</span></span><span>y=<span>53</span></span>(Simplify both sides of the equation)

Answer:<span><span>x=<span>−<span><span>2<span> and </span></span>y</span></span></span>=<span>5/3
<span>
so the answer is B (the second choice)
(Hope it helped ^_^)




</span></span></span>
4 0
3 years ago
Read 2 more answers
Luke and Matthew ran a lemonade stand on Saturday. They agreed that Matthew would get 60%, percent of the profit because the lem
Svetlanka [38]
Matthew made $15


Matthew 60% + Luke 40%= Profit 100%


if profit is $25; 60% will be: 0.60* $25=$15 ; Matthew's share 
                       40% will be:  0.40* $25 =10 ; Luke share         
3 0
4 years ago
Read 2 more answers
Please help RIGHT NOW PLEASE HELP NOW
Nikolay [14]

1. it describes what the cost would be for two medium lattes and one small latte all together.

2. it would be the first one which is 2x + y = 7.15

Step-by-step explanation:

5 0
3 years ago
Other questions:
  • A decibel is a logarithmic unit that can be used to measure the intensity of a sound. The function
    15·2 answers
  • What’s the exponent form of 2*2*5*5
    6·1 answer
  • What is the equation of the line that passes through the point (5,-2) and has a slope of -2\5
    5·1 answer
  • Help needed please
    11·1 answer
  • Evaluate l-6+3l HEEEEEEEEEEEEEEEEELLLLLLLLPPPPPPPPPPPPP
    8·2 answers
  • Harold took 5 hours to paint 3 same-sized walls. If he works at the same rate, how long will it take him to paint 18 walls of th
    7·2 answers
  • Simplify 3/4(1/2x-12)+4/5
    14·1 answer
  • The length of life (in days) of an alkaline battery has an exponential distribution with an average life of 340 days. (Round you
    8·1 answer
  • A patient has an illness that typically lasts about 24 hours. The temperature, T, in degrees Fahrenheit, of the patient t hours
    15·1 answer
  • When proving the product, quotient, or power rule of logarithms, various properties of logarithms and exponents must be used.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!