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
ra1l [238]
3 years ago
7

3) What is 2/15 + 3/10 ? (hint: find the LCD first) ​

Mathematics
2 answers:
mojhsa [17]3 years ago
5 0

Answer:

13/30

Step-by-step explanation:

2/15 = 2/15 × 2/2 = 4/30

3/10 = 3/10 × 3/3 = 9/30

4/30+9/30=13/30

tamaranim1 [39]3 years ago
4 0

Answer:

13/30

Step-by-step explanation:

2/15 x 2 = 4/30

3/10 x 3 = 9/30

4/30 + 9/30 = 13/30

You might be interested in
20% of 150 is what number?
tensa zangetsu [6.8K]
Answer=30

20%=20/100=0.2

150*.20=30
4 0
3 years ago
Read 2 more answers
There are 4 blue, 6 green, 4 yellow, and 10 black marbles in a a bag . If one marble is picked at random, what is the probabilit
Salsk061 [2.6K]
The probability is 18/24


good luck
7 0
3 years ago
Evaluate 5+x; if x=7
maksim [4K]
X = 7


5 + x can also be written as 5 + 7

5 + 7 = 12
7 0
3 years ago
Read 2 more answers
A company has 10 men qualified to run a machine that requires 3 operators at a time. find how many groups of 3 operators are pos
anzhelika [568]

The number of possible groups or combination of three men can be formed from 10 is 120.

According to the given question.

Total number of men in a company, n = 10.

Number of men to be selected, r = 3

As we know that, What is a combination in math?

Image result for what is combination

A combination is a mathematical technique that determines the number of possible arrangements in a collection of items where the order of the selection does not matter.

Therefore, the number of possible groups or combination of three men can be formed from 10

= ^{10} C_{3}

= 10!/ 3!7!

= 10(9)(8)/3(2)

= 5 × 3 × 8

= 120

The number of possible groups or combination of three men can be formed from 10 is 120.

Find out more information about number of possible groups or combination here:

brainly.com/question/3854382

#SPJ4

6 0
1 year ago
7th Grade Math<br> Please help<br> -7 = 1/3 a<br> Find the value of a
julsineya [31]

Answer:

\huge\boxed{a=-21}

Step-by-step explanation:

-7=\dfrac{1}{3}a\to\dfrac{1}{3}a=-7\qquad|\text{multiply both sides by 3}\\\\3\!\!\!\!\diagup\cdot\dfrac{1}{3\!\!\!\!\diagup}a=(-7)(3)\\\\a=-21

4 0
3 years ago
Other questions:
  • I need help with this math questions can anyone help Thanks.<br> Can u help me on #1 and#2
    9·1 answer
  • √5/49+√20/49−2√45/49
    10·1 answer
  • Use the formula P=le^kt. A bacterial culture has an initial population of 10,000. If its population declines to 7,000 in 4 hours
    10·1 answer
  • Given the diagram below, which of the following statements is NOT true? The image is of two lines SQ and PR intersecting at poin
    10·1 answer
  • Which of the following could be the lengths of three sides of a triangle?
    5·1 answer
  • Can someone help me with this?​
    7·1 answer
  • Which statement describes the function shown on the graph? A) The company charges a $150 rental fee and a charge of $0.50 per mi
    11·1 answer
  • Create an equation to solve for x using the trapezoid midsegment formula:
    11·1 answer
  • What is the measure of angle A
    11·1 answer
  • Easy Percent Change Problem
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!