AnswersGrade 7 MathematicsSolving Problems Involving Integers

Solving Problems Involving Integers — Quiz Answers

10 verified answers1 views
7

A submarine started at 750 meters below sea level. It rose 50 meters per hour over a 4 -hour period. Which expression represents the new position of the submarine in relation to sea level?

A
open paren negative 750 plus 4 close paren times 50
B
750 plus 4 times negative 50
C
negative 750 plus 4 times 50
D
negative 750 minus 4 times 50
9

The high temperature on Friday was 8 degrees above zero. The low temperature was 3 degrees below zero. Which expression gives the average of the low and high temperatures?

A
open bracket open paren negative 3 plus negative 8 close paren close bracket divided by 2
B
open paren negative 3 plus 8 close paren divided by negative 2
C
negative open paren 3 plus 8 close paren divided by 2
D
open paren negative 3 plus 8 close paren divided by 2

Did you find these answers helpful?