High School

On January 4, 1988, Mr. Waddle weighed 159 lbs and was 28 years old. On January 4, 1991, he weighed 169 lbs and was 31 years old. Assuming his weight gain trend continued, how much did Mr. Waddle weigh on January 4, 1995?

Note: Assume there are no leap years in this example. Round your answer to the nearest tenth if necessary.

Answer :

Answer: Mr. Waddle weighs 328 lbs

Step-by-step explanation:

Mr. Waddle weighs 159 lbs aged 28 yrs old in 1988

He weighed 169 lbs aged 31 yrs old in 1991

Answer: 182.3

Step-by-step explanation: The basic idea is that his weight increased 10 lbs. Over a 3 year period. So the key phrase "assuming his weight gain trend continued" indicates a proportional relationship.

you could use something like 3/10 = 4/ x where "x" is the weight gain after 4 years. After that you just add 169 to it and you're done

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