RGS_2021_Y1_MATH_EYA.pdf

This Question Paper consists of 19 printed pages including the cover page. [Turn Over INSTRUCTIONS TO CANDIDATES Write your name, class and register number on all the work you hand in. Write in dark blue or black pen. You may use a pencil for any diagram or graphs. Do not use staples, paper clips, glue or correction tape. Answer all the questions in the space provided. Give non -exact numerical answers correct to 3 significant figures, or 1 decimal place in the case of angles in degrees, unless a different level of accuracy is specified in the question. The use of an approved scientific calculator is expected, where appropriate. Omission of essential working will result in a loss of marks. You are reminded of the need for clear presentation in your answers. INFORMATION FOR CANDIDATES The number of marks is given in brack ets [ ] at the end of each question or part question. The total number of marks for this paper is 80 and the weighting is 45%. Raffles Girls’ School (SECONDARY) Name: Class: 1 / Register No: MATHEMATICS YEAR ONE End-of-Year Assessment Friday 8 October 2021 2 hours For examiners’ use Question Marks 1 /4 2 /2 3 /5 4 /3 5 /8 6 /6 7 /4 8 /4 9 /5 10 /4 11 /3 12 /8 13 /6 14 /8 15 /10 PAU Total Marks 80 Parent’s / guardian’s Name: Signature: Date: Established in 1879

Raffles Girls’ School (Secondary) 2021 Y1 Mathematics End-of-Year Assessment __________________________________________________________________________________ 2 1 (i) Express the following numbers correct to 2 significant figures. (a) 895.899 [1] (b) 0.044772 [1] (ii) Hence, without the use of a calculator, estimate the value of 895.899 0.044772´100 , giving your answer correct to 1 significant figure. [2] 2 Solve the equation  8 2 3 4 5xx    . [2]

Raffles Girls’ School (Secondary) 2021 Year 1 Mathematics End-of-Year Assessment __________________________________________________________________________________ 3 [Turn Over 3 (i) Find the prime factors of 216 and 540, giving your answers in index form. [2] (ii) Using the answers obtained in part (i), state the following, leaving your answers in index form. (a) highest common factor of 216 and 540, [1] (b) lowest common multiple of 216 and 540. [1] (iii) Write down the smallest positive integer value of q such that 540q3 is a whole number. [1]

Raffles Girls’ School (Secondary) 2021 Y1 Mathematics End-of-Year Assessment __________________________________________________________________________________ 4 4 The grid below shows triangle PQR. (a) State the gradient of the line PQ. [1] (b) Write down the coordinates of S such that PQRS is a parallelogram. [1] (c) On the grid, draw and label the graph