The prime factor tree for 468 is given below. raw the prime factor tree for 60 and use it to wor out the highest common factor (HCF) of 60 and 468 .

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

If \( a=5.6(1 \mathrm{dp}), b=24.1(1 \mathrm{dp}), c=145 \) (3sf) \( \mathrm{d}=0.34(2 \mathrm{dp}) \) Calculate the upper \& lower bounds to \( 3 s f \). \( {c d^{3}}^{3} \)

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?

1.1.1. A prime number between 5 and 16... A. 17 B. 7 C. 20 D. 21

stion 1 ie has \( 35 \frac{3}{4} \) yards of red ribbon and \( 30 \frac{1}{3} \) yards of green ribbon. She cuts the red ribbon into strips tha yards long and the green ribbon into strips that are each \( 2 \frac{1}{6} \) yards long. How many more green strips ps does she have?