1.
5674 more than in 1287.
Correct Answer
A. 6961
Explanation
The correct answer is 6961 because it is 5674 more than 1287. By adding 5674 to 1287, we get 6961.
2.
Multiply 264 by 987 using a suitable strategy.
Correct Answer
C. 260,568
Explanation
To multiply 264 by 987, we can use the standard long multiplication method. We multiply 264 by each digit of 987, starting from the rightmost digit. We get 4 multiplied by 264 equals 1056, 8 multiplied by 264 equals 2112, and 9 multiplied by 264 equals 2376. Then, we add these three products together: 1056 + 2112 + 2376 = 5544. Therefore, the correct answer is 260,568.
3.
Estimate the sum of 9708 and 4302.
Correct Answer
B. 14000
Explanation
The correct answer is 14000 because when estimating the sum of 9708 and 4302, we round each number to the nearest thousand. 9708 rounds down to 9000 and 4302 rounds up to 5000. Adding these rounded numbers together gives us 9000 + 5000 = 14000.
4.
Estimate the product of 54 and 56.
Correct Answer
D. 3000
Explanation
To estimate the product of 54 and 56, we can round both numbers to the nearest tens place. 54 rounds to 50 and 56 rounds to 60. Multiplying 50 and 60 gives us 3000, which is the closest estimate to the actual product. Therefore, the answer is 3000.
5.
Reggie bought some toys for his new puppy to play with. The puppy played with the rope toy for 5 minutes. The puppy played with the frisbee for 5 times as long as he played with the rope toy. For how many minutes did he play with the frisbee?
Correct Answer
C. 25
Explanation
The puppy played with the rope toy for 5 minutes. According to the information given, the puppy played with the frisbee for 5 times as long as he played with the rope toy. Therefore, if the puppy played with the rope toy for 5 minutes, he played with the frisbee for 5 * 5 = 25 minutes.
6.
Over the weekend, Tess sold boxes of cookies in her neighborhood. She sold 9 boxes of cookies on Saturday. She sold 3 times as many boxes of cookies on Sunday as she sold on Saturday.
How many boxes of cookies did Tess sell on Sunday?
Correct Answer
A. 27
Explanation
Tess sold 9 boxes of cookies on Saturday. The question states that she sold 3 times as many boxes of cookies on Sunday as she sold on Saturday. Therefore, to find out how many boxes she sold on Sunday, we need to multiply the number of boxes sold on Saturday (9) by 3. 9 multiplied by 3 equals 27, so Tess sold 27 boxes of cookies on Sunday.
7.
In the winter, Mr. Murphy's bee hives had 759 worker bees. Now that spring has come, the number of worker bees has grown by 388. About how many worker bees does he have now? Choose a better estimate.
Correct Answer
A. 1200
Explanation
Mr. Murphy's bee hives had 759 worker bees in the winter. Now that spring has come, the number of worker bees has grown by 388. To estimate the current number of worker bees, we can round 388 to the nearest hundred, which is 400. Adding 400 to the initial count of 759 gives us a total of 1159 worker bees. The closest option to this estimate is 1200, which is the correct answer.
8.
To water her crops, a farmer used 746 liters of water from a river. In addition, she used 593 liters from a well. In all, how many liters of water did she use?
Correct Answer
B. 1339
Explanation
The farmer used 746 liters of water from the river and 593 liters from the well. To find the total amount of water used, we add these two quantities together: 746 + 593 = 1339. Therefore, the correct answer is 1339 liters.
9.
Martin makes a fruit smoothie for breakfast every day. This morning, he put 5 strawberries in the smoothie. He also put twice as many mango chunks in the smoothie as strawberries.
How many mango chunks did Martin put in the smoothie?
Correct Answer
A. 10
Explanation
Martin put 10 mango chunks in the smoothie. Since he put twice as many mango chunks as strawberries, and he put 5 strawberries, he put 2 * 5 = 10 mango chunks in the smoothie.
10.
A shipping company delivered 4,580 letters and 5,856 packages. How many items did the company deliver in all?
Correct Answer
C. 10,436
Explanation
The company delivered a total of 4,580 letters and 5,856 packages. To find the total number of items, we add these two numbers together. Therefore, the correct answer is 10,436.