exam Maths Puzzle Numerical Ability


painting is 10 inch tall and 15 in. wide. A print of the painting is 25 inch tall, how wide is the print.
16 2/3 in., 30 inch, 37 1/2 inch, 40 inch, 0r 60inch. ---answers

I said 37 1/2, is this right?

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exam Other Question

avg speed to car 1 = 55 mph
avg speed of car 2 = 70 mph
time elapsed between start of car 1 and start of car 2 = 4 minutes
how long before cars2 overtakes car 1?
how would you write this standard form of a linear equation into slope intercept form?
-6x+7y=21. slope-intercept form is y=mx+b. so do you just plug the numbers in? would -6x+7y=21 in slope-intercept form be: y=-6x+21??