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Yanka [14]
3 years ago
12

30 girls and boys have planned for a picnic.There is a ratio of 3 girls to 7 boys.How many boys are there?

Mathematics
1 answer:
aksik [14]3 years ago
4 0
3 times 10 is 30, 7 times 10 is 70. There are 30 girls and 70 boys.
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Rewrite the expression in standard form ( use the fewest number of symbols and characters possiable). a. 5g•7h b.3•4•5•m•n
CaHeK987 [17]

Answer:

a. 35 *gh or 35 gh

b. 60 *mn or 60 mn

Step-by-step explanation:

The fewest number of symbols and characters can be obtained by multiplying the constant numbers with the constant numbers and variables with the variables.

a. The co efficients 5 and 7 are multiplied to get 35 and g is multiplied with h to get gh. So the answer is 35*gh. It can be further simpliefied into 35 gh

b. The co efficients 3,4 and 5 are multiplied to get 60 and m is multiplied with n to get mn. The answer is 60* mn. On further simplificaation we get 60 mn.

6 0
2 years ago
Explain how patterns are used in mathematics
jeka94

Answer:

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Step-by-step explanation:

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8 0
3 years ago
a table is 6 feet long and 3 feet wide. you extend the table by inserting two identical table/leaves. the longest side length of
Molodets [167]

Yep... so they says that the area of the extended leaf is 18+6x... You know that the area is length into breath... here the breath doesn't change.. so it'll be 3ft... can get the length by dividing area by 3... that is 6+2x... Now the new length wil be 2times that plus the previous 6ft length

6 0
3 years ago
John used AABC to write a proof of the Centroid Theorem. He began by drawing medians AK and CL,
kumpel [21]

Answer:

Hello your question is poorly written attached below is the complete question

answer :  attached below

Step-by-step explanation:

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Attached below is the proof

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Svetradugi [14.3K]

Answer:

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Hope this helps! (:

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3 years ago
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