REVIEW. 1. Six sheep cost $33; the average cost per head was (a) In a certain schoolroom, on Monday there were 35 pupils; Tuesday, 38; Wednesday, 36; Thursday, 37, and Friday, 39. What was the average daily attendance ? 2. Divide by . (Change to ths.) Story. (b) Divide $3233 by $11. (Change to -ths.) Story. (c) Divide $323.75 by $1.25. This means Compare the answers to problems (b) and (c). Why are they alike? 3. In of a ream of paper there are quires. 4. At 3 sheets for 2 cents, 1 quire of paper costs (d) At 3 sheets for 2 cents, how much will one ream of paper cost? 5. In 2 square yards there are 6. In 2 cubic yards there are square feet. cubic feet. (e) In 18 cubic yards there are how many cu. ft. * (f) In 48 square yards there are how many square feet? (g) How many square feet of blackboard in this room? (h) How many sq. yd. of blackboard in this room ? * (i) How many cubic feet of earth must be removed to make an excavation 6 ft. by 9 ft. by 15 ft.? (j) How many cubic yards? (k) 326432+28 + 175 +326 +47 +63 +82 +96 = (1) 274 +386 +27 +237 +528 +35 +72 +51 +46 = (m) 438 +275 +43 + 324 +136 +32 +85 +37+91 = (n) 243139+18+ 914 +326+12 + 72+36 +75 = *Require an approximate answer only. MISCELLANEOUS REVIEW. 1. Two boys start from two cities that are 67 miles apart and ride toward each other; one rides 8 miles an hour; the other rides 12 miles an hour; in one hour they ride miles; in 3 hours they are miles apart. (a) Two trains start from two cities that are 1000 miles apart and move toward each other; one goes 25 miles an hour; the other goes 30 miles an hour. At the end of 12 hours how far are the trains apart? 2. A man bought land for $80 and sold it for $88; he gained $2 an acre; there were acres: (b) A man bought land for $1850, and sold it for $2220, thereby gaining $5 an acre. How many acres did he buy? (c) How much did he pay per acre for it? 3. A boy earned some money, spent of it, and had $6 left; he spent dollars. (d) A man earned some money, spent of it, and had $25.20 left. How much did, he spend? 4. The product of two numbers is 28; one of the numbers is 7; the other number is (e) The product of two numbers is 240; one of the numbers is 15. What is the other number? 5. Fifty per cent of my money is $12, and John has 3 times as much as I have; John has dollars. (f) Fifty per cent of Mr. A's money is $36.45 and Mr. B has 3 times as much as Mr. A. Mr. B has 6. I have $24; 50% of my money equals 33 per cent of Bernie's money; Bernie has dollars. (g) Mr. C has $72.30; 50% of Mr. C's money equals 33% of Mr. D's money. How much money has Mr. D? The above is a statement of the milk received at a small creamery for one week. (a) to (j) Find the amount delivered by each patron. (k) to (q) Find the amount received at the creamery each day. (r) Find the sum of (k) to (q) inclusive. (s) Find the sum of (a) to (j) inclusive. (t) Find the average amount received daily at the creamery. REVIEW. 1. Common multiples of 15 and 10 are The least common multiple of 15 and 10 is 2. The prime factors of 75 are (u) What are the prime factors of 2750? 3. 3, 3, and 7 are the prime factors of is exactly divisible by 3; by ; by (w) 27 cu. ft.)1296 cu. ft. -; and by (x) COMMON FRACTIONS. 1. Add and. The 1. c. m. of 15 and 10 is (a) Find the sum of 534,7, 2571, 225, and 3241. 2. From 8 subtract 51. 30 (b) Find the difference of 743 and 181. 7 3. Multiply by 8. This means (c) Find the product of 2357 multiplied by 8. 4. Multiply 18 by. This means = 30 (d) Find the product of 724% multiplied by. Story. 5. Multiply 16 by . This means 3. (e) Find the product of 721 multiplied by 3. 6. Multiply 16 by 23. This means (f) Find the product of 721 multiplied by 73. 7. Multiply 181 by 21. This means (g) Find the product of 432 multiplied by 4. 8. Divide 7 by . (Change 7 toths.) (h) Find the quotient of 94 divided by . Story. 9. Divide by 1. (Change to ths.) (i) Find the quotient of 411 divided by 11· 10. Divide 63 by 21. (Change to ths.) (j) Find the quotient of 743 divided by 31. 15 11. Divide 1 (11) by 3. This means Story. (1) (p) Divide. Add. 37511/0 4361 1. Divide .48 by .12. This means (a) Find the quotient of 54.24 divided by .12. Story. 2. Divide 6 by .4. This means (b) Find the quotient of 736 divided by .4. Story. 3. Divide 3 by .04. This means (c) Find the quotient of 78 divided by .12. Story. 4. Divide 4.8 by .12. This means (d) Find the quotient of 40.8 divided by .12. (e) Find the quotient of 43.2 divided by 1.2. (f) Find the quotient of 51.6 divided by .12. (g) Find the quotient of 75 divided by .12. Story. Story (h) Find the quotient of $98.40 divided by 8. Story. (i) Find the quotient of $436.80 divided by 12. Story. (1) Tell the meaning of each of the following, (2) solve, and (3) tell a suggested number story. (j) Divide $924 by $7. (k) Divide $924 by 7. (u) At $.12 a dozen, how many dozen eggs can I buy for $63.84? |