exam
Maths Puzzle
Numerical Ability
describe the resulting graphs by identifying the vertex point, the graphs direction and any axis intercepts gleaned from the table or graphs
y = 2x^2
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exam Other Question
The sum of the digits of a 2-digit number is 7. If 27 is added to the number, the resulting number has the same digits in the reverse order. What is the number?
Please help with this question. It is not froma book but a test review.
From past experience, a teacher believes that the average score on a geometry exam is 75. A sample of 2