W is directly proportional to U. If W = 5 when U = 3...
W is directly proportional to U. If W = 5 when U = 3, find U when W = 2/7
6/35
10/21
21/10
35/6
Correct answer is A
W∝UW=KUK=WUK=53W=53U27=53UU=27×35U=635
Simplify 31/2 - (21/3 * 11/4) + 3/5 ...
Solve the equation: 3[2(x−2)]−2[3(2−x)]=0...
In the diagram above, what is the size of angle ACB? ...
If 2x2 + x - 3 divides x - 2, find the remainder....
Which of the following is true for the set P={−3.2≤x<5} where x is an integer...
A string is 4.8m. A boy measured it to be 4.95m. Find the percentage error. ...
If log102 = 0.3010 and log103 = 0.4771, simplify: (Log108-log92) ÷ (Log109 - log102)...