:Q 1. A book cabinet in a classroom contains two shelves each 4 feet in length. One shelf accommodates 24 algebra texts and 32 computer science books. The other holds 36 algebra texts and 24 computer science books. Find the width of an algebra text. (a) 2/3 in. (b) 1 in. (c) 1 1/2in. (d) 2 in. (e) none of these :RCA :Q 2. If a freight elevator can carry a load of from 3 to 4 tons, what is the maximum number of cases each weighing 80 pounds that the elevator can lift? (a) 50 (b) 75 (c) 100) (d) 240 (e) 320 :RCC :Q 3. There are 12,000 stockholders in corporations A and 15,000 in corporation B. Of these, 3000 are stockholders in both corporations. What is the ratio of stockholders in corporation A only to those holding stock in corporation B? (a) 5:4 (b) 4:5 (c) 4:3 (d) 3:4 (e) 5:6 :RCD :Q 4. When a company finds that its old machines can extract 10% less of the juice of an orange than formerly, it uses an orange which contains 20% more juice. What is the percent increase in the amount of orange juice produced? (a) 8 (b) 10 (c) 15 (d) 30 (e) 40 :RCA :Q D 5. In R = -, D remains constant. T If T = 2 when R = 45, find T when R=30 (a) 3 (b) 4/3 (c) 17 (d) 60 (e) 90 :RCA :Q 6. John has taken four tests in algebra and is about to take a fifth. If his first four grades were 60, 80, 90 and 80, which of the following could not possibly be the average of his five test marks? (a) 60 (b) 65 (c) 70 (d) 75 (e) 80 :RCA :Q 7. In a class of 36 pupils, the grades A, B, and C were distributed in the ratio 1:5:3. How many pupils received a B? (a) 4 (b) 5 (c) 12 (d) 15 (e) 20 :RCE :Q 8. A policeman in a patrol car calls in to headquarters once every 40 minutes during his 8-hr tour of duty. He also calls at the beginning and at the end of his shift. How many times does he call headquarters? (a) 5 (b) 6 (c) 12 (d) 13 (e) 14 :RCD :ET :ET
