Republic of the Philippines Department of Education 4th SUMMATIVE TEST in Mathematics 7 Quarter 1: Week 7 & 8 Name: _______________________________ Date: ______ Grade & Section: ______________________ Score: _____ DIRECTION: Read and analyze each statement/question carefully. Write the correct answer on the space provided. ???? _____1. What do you call a number that can be expressed in the form ????, where a and b are integers, and b is not equal to 0? a. Integers b. Irrational c. natural d. rational _____2. Which of the following refers to a number whose decimal representation is neither terminating nor repeating? This number cannot be expressed as a quotient of integers. a. Integers b. Irrational c. natural d. rational _____3. What do you call the positive nth root of a number? a. perfect square b. principal root c. radical d. radicand _____4. What is the principal root of √25? a. 2 b. 5 c. 25 d. 50 _____5. What is the principal root of √10? a. 3.162277660… b. 5 c. 10 d. 100 _____6. Which of the following describes the principal root of √50? a. Integers b. Irrational c. natural d. rational _____7. Which of the numbers is classified as perfect square integer? a. 6 b. 9 c. 12 d. 20 _____8. Between what two consecutive integers does the square root of 18 lie? a. 3 & 4 b. 4 & 5 c. 5 & 6 d. 16 & 25 _____9. Find the number whose square root lies between 5 and 6. a. 24 b. 25 c. 26 d. 36 _____10. Find the square root of 16. a. ±4 b. ±5 c. ±6 d. ±8 _____11. Which of the following is the perfect square number closest but greater than 136? a. 100 b. 138 c. 144 d. 169 _____12. Between which consecutive numbers is the estimate √10 lie? a. 2 and 3 b. 3 and 4 c. 4 and 5 d. 5 and 6 _____13. Which of the following is the closest approximation of √????????? a. 6.64 b. 6.94 c. 7.04 d. 7.14
_____14. What is the square root of 15 to the nearest hundredths? a. 3.01 b. 3.27 c.3.52 d. 3.87 _____15. Which of the following number is the estimate of √????????????? a. 10.18 b. 11.18 c. 12.18 d. 13.18 _____16. Estimate √????????. a. 7.38 b. 7.83 c. 8.38 d. 8.83 _____17. What is the square root of 60 to the nearest hundredths? a. 7.75 b. 7.76 c. 7.77 d. 7.78 _____18.Locate and plot √2 on a number line. _____19.Locate and plot √5 on a number line. _____20. Locate and plot √23 on a number line. Prepared by: HONEYLYN T. INOCENCIO Teacher III- Mathematics Approved: EDGARDO C. GARCIA Principal I Josephine F. Khonghun Special Education Center Wawandue, Subic, Zambales e-mail: [email protected]