exam
Maths Puzzle
Numerical Ability
Wright an equasion and solv to answer each question.
Seven times a number decreased by 2 is 19. What is the number.
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exam Other Question
Simplify each expression:
(- 64/26) ^ 1/3
(27/64) ^ -4/3
Thank you in advance.
Telephoto Lens. Use the formula 1 / f = 1 / o + 1 / i to find the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens.