Last year, deanna bought 225 lamps when customers needed 250 lamps. this year, she bought 300 lamps but only sold 200 lamps. which set of statements about the percent errors for the two years is true?

the percent error for this year was lower. deanna estimated better last year.
the percent error for this year was higher. deanna estimated better last year.
the percent error for this year was lower. deanna estimated better this year.
the percent error for this year was higher. deanna estimated better this year.

The percent error for this year was higher. Deanna estimated better last year.

Step-by-step explanation:

For last year

Expected value by Deanna=225

Accepted value by customers=250

Error=Expected value-Accepted value=225-250=-25

Percent error for last year=

For this year

Expected value by Deanna=300

Accepted value by customers=200

Error=Expected value-Accepted value=300-200=100

Percent error for this year=

We can see the percent value of this year is higher, Deanna estimated better last year.

.there can be infinite values of m and n that can satisfy the above equation. for each value of m of m or n. there maybe infinite sets of solution for the above

step-by-step explanation:

answer: check all that apply, where the options?

step-by-step explanation: