exam
Maths Puzzle
Numerical Ability
Please help me solve this problem
The product of 6 and 9 times the number is the same as the difference of 10 times the number and 2
Read Solution (Total 0)
exam Other Question
If A is a 3 × 4 matrix, B is a 4 × 12 matrix, and C is a 12 × 2 matrix, then CBA is:
a. 13,824
b. a 3 × 4 × 12 matrix
c. a 3 × 2 matrix
d. none of the above, these matrices do not match up
The focal length f for a camera lens is related to the object distance o and the image distance i by the formula 1/f = 1/o + 1/i:
Fin the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens.