126 P6.SP.TL.18012238
Level 3
A coach driver drove the first 4 h of a journey at an average speed 64 km/h. Driving at an average speed of 90 km/h, he then took another 5 h to complete his remaining journey. Find his average speed for the whole journey. Give the answer in mixed number.
3 m
DST triangle Average speed Journey by parts Different speed Duration Mixed numbers
127 P5.FR.JM.17083049
Level 1
On the number line, A and B each stands for a fraction. Find the sum of A and B.
2 m
F Addition & subtraction F Number line Mixed numbers Intervals
128 P5.FR.JM.17083052
Level 1
What is the value of X?
2 m
F Addition & subtraction F Number line Mixed numbers F Division Intervals
129 P6.SP.TL.18012243
Level 3
Loisa left the house at 11.30 a.m. and drove towards her office. 1 hour later, her brother left house and drove towards the same office at 76 km/h. When the brother reached the office at 3.30 p.m., Loisa had another 3 km to travel. What was Loisa's average speed? Express the answer in mixed number.
3 m
DST triangle Average speed Same starting point Different starting time Duration Start end time Mixed numbers
130 P6.SP.TL.18012250
Level 3
Mrs Tan left home at 9 a.m. and drove towards the city. 1 13 hour later, Mrs Tan left the house and drove at an average speed of 100 km/h towards the city. When Mrs Tan reached his destination at 1 p.m., Mrs Tan was 20 km away from the city. Find Mrs Tan's average speed in km/h. Express the answer in mixed number.
3 m
DST triangle Average speed Same starting point Different starting time Meeting point Start end time Improper fractions Mixed numbers

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