3 years ago

What is the sum of the greatest common divisor of 30 and 81 and the least common multiple of 36 and 12

1 answer:

3 0

Answer:

This free LCM calculator determines the least common multiple of a given set of numbers. Learn more about the different methods for finding the LCM

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Taylor Scuff leased a new sports car and is certain she can keep under the 12,000 miles allowed a year. The $2,200 due at signin

damaskus [11]

Answer:

The answer would be 36 months

Step-by-step explanation:

3 0

3 years ago

Two workers, a trainer and a trainee, working together can do a job in 3 hours. The trainer is 3 times faster than the trainee t

Flauer [41]

Answer:

4 hours

Step-by-step explanation:

Ratio of working together

Job : number of hours

1 : 3 = 1/3

Trainer

Job : number of hours

1 : x = 1/x

Trainee

Job : number of hours

1 : 3x = 1/3x

1/x + 1/3x = 1/3

Multiply through by 3x

3x(1/x) + 3x(1/3x) = 3x(1/3)

3 + 1 = x

4 = x

x = 4 hours

It takes the trainee 4 hours to finish the job

4 0

3 years ago

Elaine has a piece of wire that is 2.16 m long. John has a piece of wire that is 2.061 m long. Who is piece of wire is longer? H

lesya [120]

Elaine's would be because.16 is closer to being a whole than .016

4 0

4 years ago

10 years ago, the ratio of Jeremy's age to randy's age to Kadens's age was 4:3:1. The sum of their present age is 102. Find Rand

NemiM [27]

Answer:

Randy: 38.25

Step-by-step explanation:

J 4×12.75= 51

R 3×12.75= 38.25

K 1×12.75= 12.75

51+38.25+12.75=102

8 0

3 years ago

Is true or false 18= 18.00

larisa86 [58]

Answer:

it is true. any whole number has a 0 following the decimal

4 0

3 years ago