To convert a distance of 1.7 miles to feet, which ratio could you multiply by?

Evaluate \( 2^{9} \)

Carrie wants to rewrite the improper fraction \( \frac{16}{6} \) as a mixed number with the smallest possible numerator and denominator. What mixed number is Carrie looking for? (i) \( 4 \frac{4}{3} \)

9. Connor cuts a board with a length of 78.5 centimeters into four equal pieces. Which is the best estimate for the lengt of each piece?

19. Connor cuts a board with a length of 78.5 centimeters into four equal pieces. Which is the best estimate for the length of each piece?

4. Una camiseta que custana R\$ 40,00 foi comprada por R\$ 34,00 . De quanto foi o desconto percentual?