exam Maths Puzzle Numerical Ability

Write the scale without units.

#33.<-- Number of problem.... 1 cm :1 km

Any help with this equation would be Greatly</b> appreciated.No answers from Solver 91311 please:)

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exam Other Question

Find three consecutive integers such that the sum of their squares is 77. Problems are on a hand out. Not in the book. HELP, this is my SECOND TIME taking the class and I'm so lost.

Solve each system of equations.

x + y - z = -1
x + y + z = 3
3