Level 3
After 20 minutes into a race, Daniel has run ⁵₈ of the route while Piolo has covered only ³₈ of the distance. Daniel runs at the same average speed throughout the race and Piolo's average speed is 60 m/min slower than Daniel's. If Piolo wants to finish the race at the same time as Daniel, by how many percent should he increase his average speed by for the remaining part of the race? Round off the answer to the nearest whole number.

Level 3
Jake took part in a 25-km cycling race. There was a water refill station at half the distance of the race.

1. Jake stopped at the water refill station to refill his water bottle. How many kilometres was he away from the starting point to the water refill station?
2. After passing the water refill station, Jake cycled ⁷₁₀ of the remaining distance and stopped. How many metres was he away from the finishing point?

Level 3
During the school holidays, Vanessa spent ¹₈ of her day outside playing with her friends and 5 hours on playing board games. The rest of her time was spent in the house. How many hours did he spend in the house that day?

Level 3
Mrs Tan had 10 ℓ orange juice. She used ¹₂ of the orange juice for a picnic and ²₅ ℓ of the remaining orange juice to bake orange-flavoured cookies. How much orange juice did she have left? Give your answer in millilitres.

Level 3
Serene spent ³₇ of her money on some pens. She spent ¹₄ of the remaining money on a box of poster colors and ²₃ of what was left on some books.

1. What fraction of her money was left?
2. Given that the books cost $12 more than the box of poster colors, find the sum of money Serene had at first.