Technical Mathematics 1 Quiz

Which of the following is a linear equation with two variables?

• 2x2+x=6

• 2x -35 =y

• 5 + x = 15

• 7x = -21

Solve the equation 3x + 7 = 4x - 5.

• 12

• -12

• 6

• -6

If 3b = 9a + 6 and a = 3, what is the value of b?

• - 11

• -7

• 11

• 7

If a = 10 and b = 4, what is the value of 3a - 2b?

• 22

• 24

• 26

• 28

Amir is organizing a birthday party and buys 3 boxes of cupcakes for his guests. He paid RM 36.90 for all the boxes. Each box contains 4 cupcakes. What is the price of one cupcake?

What is the possible value of y for the following simultaneous equation?

• y = 3

• y = 7

• y = 9

• y =11

Name methods to solve the above equations.

                           I.          Elimination Method

                         II.          Substitution Method

                       III.          Quotient Rule

                      IV.          Power Rule

• A.    I, II, III

• B. II, IV

• C. I, II

• D. III, IV

Which method is used to solve simultaneous linear equation above?

• Elimination method

• Substitution method

• Matrix method

• Graphic method

Express v as the subject of the formula.

• v=Fk

Calculate the value of v, if F= 200 litres/hours and k = 4.

• A.    5 knots

• B.    7.07 knots

• C.    50 knots

• D.    80 knots