Multiplying the sum of 84 tenths and 28 hundredths by 100 is ____.
Express 1/5, more than 3/4 in percentage.
How many hours are 845 minutes? Round off your answer to the nearest tenth.
13.1 - 9.52 = 2 tenths + .... tenths + 28 hundredths. What is the missing number?
40% of a ribbon of length of 0.9 m is used. 20% of the remaining ribbon is .... cm.
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?
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.
There are 500 passengers on a train. What percentage of passengers are males if there are 50 more females than males?
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.
Mrs. Tan paid $963 for a sofa set. She paid $63 for the GST. What percentage of the price was the GST?
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?
The figure below shows a rectangle PQRS and a triangle STU. Find ∠α
Estimate 76.8 × 60 : 500. Give your answer to the nearest whole number.
Kenneth is 0.75 of Jordan’s height. Find their total height if Jordan is 40 cm taller than Kenneth.
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?
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?
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?
b. What was the capacity, in litre, of the pail?
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.
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?