Numeracy+Quiz+Gr.+8

=**Numeracy Quiz - Grade 8 (number three question needed to be changed)**=


 * 1. The consecutive numbers 2 and 3 are both prime. How do you know that there are no other consecutive numbers?**


 * 2. Determine the prime factorization of each number.**


 * a) 100 b) 320 c) 2055 d) 512**


 * 3 a)**


 * 4. Answer each question. Show your work. Write your answer in expanded form or scientific notation.**


 * a) About how many times has your heart beat in your lifetime?**


 * b) Most people blink about every 2 to 10 s. About how many times have you blinked in your lifetime?**


 * c) The human eye can process about 36 000 bits of information every hour. About how many bits of information have you processed in your lifetime?**