1 hour and a half. Every half hour is a quarter. So 3 half hours = 1 hours and a half. Hope this helps!
Answer:
1/4 or 25% chance
Step-by-step explanation:
the probability of getting each question right is 1/2, so for getting 2 questions right its 1/2 × 1/2, which is 1/4
2 13/15. take 4 1/5-1 1/3 and convert to have common denominator. then it is 4 3/15- 1 5/15 which is 2 13/15
Answer:
Step-by-step explanation:
yes. polynomials only have rational numbers