Pre cal- mathematical modelling

© 2009 − 2011 tutorco.com 1 Q1. Jack and Jill both have colds. Jack sneezes twice for each sneeze of Jill's. If Jill sneezes x times, write an equation describing how many times they both sneezed? a. 2x b. 3x c. 4x d. Cannot say Q2. The product of two consecutive integers is 56. Find the integers. a. 7,8 b. -8,-7 c. 9,6 d. Both a and b PRE CALCULUS TOPIC: MATHEMATICAL MODELLING Pre/Cal/10/Pre © 2009 − 2011 tutorco.com 2 Q3. One leg of a right triangle is one inch shorter than the other leg. If the hypotenuse is 5 inches, find the length of the shorter leg. a. 2 inches b. 1 inch c. 3 inches d. Cannot be determined Q4. At Kennedy Middle School, 3 out of 5 students make honor roll. What is the probability that a student does not make honor roll? a. 65% b. 40% c. 60% d. None of the above Q5. Olivia sleeps in a square bedroom that is 4 meters long on each side. How many square meters is the bedroom floor? a. 16 square meters b. 10 square meters c. 16 square centimeters d. Cannot say