MATHEMATICS OLYMPIAD SCHOOL CHALLENGE GRADE 7 2019 Grade 7 PROBLEM SOLVING TOTAL: 20 Duration: 30 Minutes Instructions 1. Answer all questions 2. Choose one correct answer from the five provided answers 3. Answer on the provided answer sheet 4. A non-programmable calculator may be used 5. This question paper consist of 10 questions Page 1 of 5 1. What is the number indicated by A on the ruler? (2) (A) 3,11 (B) 3,1 (C) 3,118 (D) 3,15 (E) 3,18 2. The sum of seven single-digit positive whole numbers is 17. If six of these numbers are equal, what is the other number? (A) 1 (B) 2 (C) 3 (D) 4 (2) (E) 5 3. 4920 people visited a fair on Saturday. There were 20% more people who visited the fair on Sunday compered to Saturday. How many visitors were there on Sunday? (A) 5071 (B) 6104 (C) 5904 (D) 4980 (E) None of these 4 (D) 9 5 (E) 11 (2) 4. Which of these fractions is the largest? 7 (A) 15 3 (B) 7 11 (C) 23 (2) 5. The object is made by gluing together six wooden cubes. If you want to paint the object, how many sides (faces) must be painted? (2) (A) 30 (B) 27 (C) 26 (D) 25 (E) 24 Page 2 of 5 6. The sketch shows cubes stacked on a table. Each cube is 1 cm by 1 cm by 1 cm. How many cubes are there in this stack? (2) (A) 6 7. (B) 7 (C) 8 (D) 9 (E) 1 A camel herd has 80 legs, half of the camels have one hump and half have two humps. How many humps are there in this herd? (2) (A) 10 8. (B) 20 (C) 40 (D) 30 (E) 80 Which number leaves a remainder of 1 when divided by 5 and also when divided by 7? (2) (A) 176 9. (B) 761 (C) 85 (D) 716 (E) 361 In a school the ratio of boys to girls is 2:3. If there are 300 girls in the school, then how many boys are there? (2) (A) 50 10. (B) 120 (C) 100 (D) 150 (E) 200 Mavis shares 150 apples between Peter and Ben in the ratio 2:3. How many apples will Ben get? (2) (A) 90 (B) 60 (C) 100 (D) 150 (E) 50 Page 3 of 5 Grade 7 Answer sheet Name of the school:________________________________________________ Name of the learner:_______________________________________________ Class:___________________________________________________________ Question Number 1. Answer (Letter for your answer) Marks 1 2. 1 3. 1 4. 1 5. 1 6. 1 7. 1 8. 1 9. 1 10. 1 Page 4 of 5 Memorandum Grade 7 Problem Solving School Level Question number 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Letter for correct answer C B C C C E D A E A Page 5 of 5