Resuelve cada uno de los siguientes problemas a. De las 60 personas que viajan en un avion, las dos quintas partes son menores de odad ¿Cuéntos mayores de edad viajan en el avión?

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

If you applied the divisibility test for 9 to determine whether or not the natural number 24172232 is divisible by 9 , you would check to see if 9 divides what number?

Find the prime factorization of 2025 . \( \square \) Hint

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