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2 years ago

Mary has 6 shells. Her friend Tina has 3 times more than Mary. How many shells do the girls have together?

Mathematics

2 answers:

Mamont248 [21]2 years ago

8 0

18 shells because since Mary has 6 and Tina has 3 shells all you have to do is multiply 6 and 3 to get 18

aev [14]2 years ago

4 0

Answer:

Step-by-step explanation:

6 time 3 equal 18 and then you need to add 6 to 18 and you will get 24.

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The age of a father is 2 less than 7 times the age of his son. In 3 years, the sum of their ages will be 52. If the son’s presen

s2008m [1.1K]

Answer:

First,

the age of the son: s

the age of the father is 2 less than 7 times the age of his son: 7s - 2

In 3 years, the sum of their ages will be 52, In 3 years, the age of the sun will

increase 3, so s+3. Also, the age of his

father also increase 3, (7s-2)+3

(s+3)+ [(7s-2)+3] = 52 is the equation.

5 0

2 years ago

Read 2 more answers

For his phone service, Ivan pays a monthly fee of $14, and he pays an additional $0.05 per minute of use. The least he has been

Tomtit [17]

Answer:

1215 minutes are the possible numbers he has used his phone in a month.

Step-by-step explanation:

He has a monthly fee of 14$ then to the least that he has been charged we need to substract the monthly fee as follows:

Monthly charged = 74,75-14

Monthly charged= 60,75$

Then he pays an additional 0,05 $/minute of use, to know the consume:

Minutes= $\frac{60,75}{0,05}$

Minutes= 1215 possible numbers of minutes he has used his phone.

8 0

3 years ago

Simplify –2x3y × xy 2.

user100 [1]

$-2x^3y\cdot xy^2=-2x^{3+1}y^{1+2}=-2x^4y^3$

Used:

$a^n\cdot a^m=a^{n+m}$

Answer: C. –2x^4y^3

8 0

2 years ago

A park is 5 miles east of Roxana's home. A library is 4 miles north of the park. How far is Roxana's home from the library?

Ber [7]

Answer: 9 miles I think but I dont know where her house is exactly.

8 0

2 years ago

Help help help help please

kykrilka [37]

Answer:

Step-by-step explanation:

b is the right answer

it is

sure

8 0

2 years ago