olympiad

The school choir is preparing for a concert. They have 3854 students from Grade 5,

2768 students from Grade 6, and 1987 students from Grade 7. How many students are there in total?

• 8609

• 8617
• 8618
• 8620

• A farmer harvested 1,2545 kilograms of wheat and 6780 kilograms of barley. How many more kilograms of wheat than barley did the farmer harvest?

• 5765
• 7890
• 1234
• 4321

• There are 367 rows of seats in a stadium. Each row contains 485 seats. How many seats are there in total in the stadium?

• 177995

• 200000
• 1775950
• 180000

• A rocket travels at a speed of 18,567 kilometers per hour. If it travels for 5 hours, how far does the rocket travel in kilometers?

• 92,567 kilometers
• 18,567 kilometers
• 92,000 kilometers
• 92,835 kilometers

• A factory produces 1,250 cars every month. How many cars does it produce in a year?

• 12,500
• 15,000
• 10,000
• 14,000

• A factory produces 3,624 toys in a day. If they need to pack them into boxes containing 24 toys each, how many boxes will they need?

• 150
• 152
• 155
• 151

A computer store sold 175 desktop computers and 238 laptops last month. Each desktop computer costs $850, and each laptop costs $1,200. What was the total amount of money earned from these sales?

• $689,200
• $560,750
• $434,350
• $312,500

A company made a profit of $48,000 in the first quarter, $62,500 in the second quarter, and $75,800 in the third quarter. If they spent $30,000 in the fourth quarter, what was their total profit for the year?

• $135,300
• $180,000
• $256,300

• $200,000

A school has 7200 students. If 5189 of them take part in a quiz competition, how many students do not participate?

• 2011

• 2101

• 2110

• 2010

Solve

• A

• B

• C

• D