JH1 NUMERACY Grace Term M.T.T

1) a + a + a + a + a
Write that in a shorter form

Answer explanation

The term "a" was written 5 times
In a simpler form, what we did was 5 multipled by "a"
= 5a

2) Which of the following is an algebraic expression? Tick two

• A. x2

• B. 2x + 9y

• C. x + 2y + 3

• D. 4 = x

3) -5ab + 6b
The underlined letters are called?

• A. Coefficients

• B. Equations

• C. Letters

• D. Variables

4) Answer the following question:
x + 5y + 5y - x - y

5) Using the diagram, how many students were surveyed?

6) Using the diagram, how many females were surveyed?

7) All of the following are things you must avoid when designing a questionnaire EXCEPT_________

• A) Complex wordings

• B) Free from bias

• C) Must not be ambigious

• D) Free from offensive questions

8) The following raw data shows the number of vehicles owned by 25 business men in Lagos:

2, 5, 3, 4, 6, 3, 4, 7, 5, 4, 7, 7, 8, 9, 5, 3, 4, 5, 7, 4, 4, 8, 2, 2, 5.

How many men own less than 5 vehicles each?

• A. 12

• B. 13

• C. 14

• D. 13

9) The probability of a woman giving birth to a baby boy is ____________

• A. Certain

• B. Likely

• C. Unlikely

• D. Even

10) If a letter from the word "PROBABILITY" is chosen at random, what is the probability of getting a vowel

• A. 2/11

• B. 6/11

• C. 4/11

• D. 1