There are white, blue and yellow counters in a bag in the ratio \( 5: 10: 1 \) There are 50 blue counters. Calculate the number of white counters. counters

10) A loaded truck travels 14 km in \( 25 \mathrm{minutes} \). If the speed remains the same, how far can it travel in 5 hours?

Simplify \( 6+3 \times 5 \) \( 20-7 \times 2 \) \( 4+5 \times 4 \)

2 Round R269,90 to the nearest R100 rand.

4.Представьте произведе \( \left(4,6 \cdot 10^{4}\right) \cdot\left(2,5 \cdot 10^{-5}\right) \)

8. A gym membership costs \( \$ 20 \) per month plus a one-time regstration fee. If you poid a total of \( \$ 180 \) after 6 months, how much was the regstration fee?