G100W12Project-BasicSkills.docx

    Name:

    Date:

    Grade 10 Arithmetic

    Mathematics Department

    Lent 2022 Project

    20 = _________%

    Project – Basic Skills Due Date: Thursday 24th March 2022

    Answer ALL questions, and submit this assignment physically to the teacher. Show the steps to receive full marks.

    1. The cost of 5 of the same books is $20. What is the cost of 3 of these books? [2]

    2. A journey takes 4 hours to complete travelling at a speed of 60 miles per hour. How long will the same journey take travelling at 30 miles per hour? [2]

    3. What is the smaller share when $60 000 is divided in the ratio 7:5? [2] 4. Simplify the ratio 20 minutes : 2 hours. [2]

    5. Evaluate: 20 − 7 + 12 ÷ 3 × 6 [2]

    6. In a certain city the temperature in the morning was −5 °��. By midday the temperature rose by 12 °��. Calculate the temperature at midday. [2]

    7. Approximate 23.705 to:

    a) 2 decimal places

    b) 2 significant figures [2]

    8. Write each number in scientific notation.

    a) $23 500 000

    b) 0.0035 [2]

    9. Find the size of each angle marked with a letter.

    w x

    Give a reason for each answer. [4]47°

                                                                                                                                      Order Now