exam Maths Puzzle Numerical Ability

this is hard: 698d+(y+93)(83d+22a)+(-74y)


I think this problem should be outlawed. lol

good luck.

Read Solution (Total 0)

exam Other Question

I chose the cheese Camembert which has a pH of 7.44 Using this pH, show how to find the hydrogen ion concentration, [H+], of the substance using the formula. Discuss the meaning o What are the values of the indices i and j for the element that is in the fifth column and fourth row?


a. 4, 5, respectively
b. 5, 4, respectively
c. Either 4, 5 or 5, 4; they are interchangeable
d. There are no elements in matrices