Comprensión e interpretación del pi 1. Calcula el promedio en cada caso. a. Las edades de un grupo de nueve niños de un colegio son \( 9,10,12,11,10,13,12 \), 10 y 8 años. b. Las temperaturas máximas registradas en una semana fueron \( 28,30,32,29,31,32 \) y 28 grados Celsius.

If you applied the divisibility test for 8 to determine whether or not the natural number 304331543091 is divisible by 8 , you would check to see if 8 divides what number?

Martin decided to buy 2 bags of grapes weighing \( 5 \frac{2}{3} \) pounds each, instead of the 3 bags weighing \( 4 \frac{1}{5} \) pounds each, because the bigger bags were on sale. Did he end up with more grapes or less grapes by buying the bigger bags? He ended up with about One-half pound more grapes. He ended up with about 1 pound less grapes. He ended up with about One-half pound less grapes.

Use prime-factorization to find the greatest common divisor (also called greatest common factor) and least common multiple of 336 and 252 . \( \operatorname{gcd}(336,252)=\square \) \( \operatorname{lcm}(336,252)=\square \)

Convert 65 m to inches. (Round your answer to the nearest whole number) \( 65 \mathrm{~m} \approx \square \) inches

Bisa and Ibrahim both did their laundry today. Bisa does laundry every 5 days and Ibrahim does laundry every 10 days. How many days will it be until Bisa and Ibrahim both do laundry on the same day again? days