Đề số 2 môn Toán vào lớp 6 hệ song bằng Cambridge năm 2020 (do Trung tâm luyện thi 123 cung cấp)

6/22/2020 11:14:00 AM

Multiplying the sum of 84 tenths and 28 hundredths by 100 is ____.

  • 86.8
  • 112
  • 842.8
  • 868

Express 1/5, more than 3/4 in percentage.

  • 0.55%
  • 0.95%
  • 55%
  • 95%

How many hours are 845 minutes? Round off your answer to the nearest tenth. 

  • 14.0
  • 14.1
  • 14.3
  • 14.2

13.1 -  9.52 = 2 tenths + .... tenths + 28 hundredths. What is the missing number? 

  • 5
  • 12
  • 31
  • 15

40% of a ribbon of length of 0.9 m is used. 20% of the remaining ribbon is .... cm.

  • 7.2
  • 10.8
  • 36
  • 54

2 kg of mangoes cost $4.20 less than 3 kg of grapes. If 1 kg of grapes costs $5.90, how much is 1kg of mangoes? 

  • $6.75
  • $ 10.95
  • $ 13.50
  • $ 21.90

The volume of water in a glass after rounding it off to two decimal places is 0.84l. Ben pours 240ml of it into a cup. Find the greatest possible volume of water that is left in the glass. 

  • 0.594l
  • 0.595l
  • 0.604l
  • 0.605l

There are 500 passengers on a train. What percentage of passengers are males if there are 50 more females than males? 

  • 40%
  • 45%
  • 50%
  • 55%

70% of a salad sauce is mayonnaise. The sauce also contains 250g of sugar and some milk. The ratio of the mass of sugar to the mass of milk is 2:1. Find the mass of mayonnaise in the salad sauce. 

  • 0.58kg
  • 0.785kg
  • 0.85kg
  • 0.875kg

 Mrs. Tan paid $963 for a sofa set. She paid $63 for the GST. What percentage of the price was the GST? 

  • 5%
  • 6%
  • 6.5%
  • 7%

21 tenths is hundredths more than 1.98.

7.85 + 2.4 : 60 - 0.009 = P 

Rounding off P to two decimal places gives

60% of a number is 2/5 of 90. What is the value of 120% of the number?

Answer:

The figure below shows a rectangle PQRS and a triangle STU. Find ∠α


Answer:

Estimate 76.8 × 60 : 500. Give your answer to the nearest whole number. 

Answer:

Kenneth is 0.75 of Jordan’s height. Find their total height if Jordan is 40 cm taller than Kenneth. 

Answer: cm

Henry received $12.80 as the interest from a bank after depositing some money for a year. The bank paid him an interest of 2% per year. How much money did he have altogether in the bank after a year? 

Answer: $

Miss Lim spent 2/3 of her savings on holiday to Japan. She had $320 left after depositing 80% of the remaining savings into her bank account. How much did she spend on the holiday?

Answer: $

After pouring 40% of the liquid from a bottle into an empty pail, the pail was 3/8 full of liquid. There was 0.9l more water in the bottle than in the pail.

a. How much liquid, in ml, was there in the bottle at first?

Answer: ml

b. What was the capacity, in litre, of the pail?

Answer: l

The time taken for Don to type a document is 80% that of Daniel’s. If Don takes 0.6 hours less than Daniel to complete 5/6 of the document, find the total time taken, in minutes, for Daniel to complete the whole document.

Answer: minutes

There were 1800 pupils in a hall. After 15% of the girls and 20% of the boys left the hall, there were 1475 pupils left in the hall. How many more boys than girls were there in the hall in the end? 

Answer: