Numbers up to 10 : Level 1

Numbers up to 10 1

IB MathStatistics & Probability

1) Let and . Express in the form 2) Let and . Find, in terms of a and b, the real and imaginary parts of

(a) 70(b) 700(c) 7000(d) 70 000(2 line spaces in between)

Write your answers in the spaces provided.

1. In 70 296,

(a) the place value of the digit 7 is ____________________.

(b) the value of the digit 2 is ____________________.

2. What is the third common multiple of 4 and 12?

(2 line spaces in between)Answer: ____________________ (2 line spaces in between)

Show your working clearly and write your answers in the spaces provided.

3. 3 necklaces cost as much as 7 rings. If 3 necklaces and 3 rings cost $1860, find the cost of 1 necklace. (5 line spaces in between)

Answer: ____________________

4. Alex and John took part in a race. Alexs average speed was 72m/min. When Alex completed the race in of an hour, John had only completed of the race.(a) Find Johns average speed.(b) Find the time taken by John to complete the race.

(6 line spaces in between)

Answer: (a) ____________________

(b) ____________________

5. Alex and John took part in a race. Alexs average speed was 72m/min. When Alex completed the race in of an hour, John had only completed of the race.(a) Find Johns average speed.(b) Find the time taken by John to complete the race.(c) Find the time taken by Alex to complete the race.

(7 line spaces in between)

Answer: (a) ____________________

(b) ____________________

(c) ____________________

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