exam
Maths Puzzle
Numerical Ability
suppose tht 12 dimes and nickels are worth 95 cents . how many dimes and nickels are there??
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exam Other Question
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 250 mm telephoto lens.
what values for x must be excluded in the following fraction?
-4/x+6