5272道题目5525 条题源记录 · 相同内容已合并
百分比关系・求百分数进阶
For \( x>0 \) , the function \( f \) is defined as follows:
\( f(x) \) equals 111% of x
Which of the following could describe this function?
原库参考解析
百分比关系・求百分数进阶
A researcher surveyed undergraduate students, graduate students, and postdoctoral students. The number of undergraduate students surveyed was 7,450% of the number of postdoctoral students surveyed and the number of graduate students surveyed was 24% of the number of undergraduate students surveyed. If there were 3,576 graduate students surveyed, what was the sum of the number of undergraduate students and postdoctoral students surveyed?
原库参考解析
百分比关系・求百分数挑战
A square map has a side length of 55 inches, and 1 inch on the map represents an actual distance of 13 miles. A larger version of the same map is printed as a square with the side length 90% longer than the side length of the previous map. On the larger map, which of the following is closest to the actual distance, in miles, represented by 1 inch?
原库参考解析
百分比关系・求百分数进阶
On a plot of land, 52.0% of the square footage is farmland and the remaining square footage is pasture. There are buildings on exactly 21.5% of the square footage of the farmland, and there are buildings on exactly 14.0% of the square footage of the pasture. If there are buildings on exactly p% of the square footage of the plot of land, what is the value of p?
原库参考解析
百分比关系・求百分数挑战
If \( x>0 \) and x is 33% of y, which expression represents y in terms of x?
原库参考解析
百分比关系・求百分数挑战
The speeds of particles A, B, and C are a meters per second, b meters per second, and c meters per second, respectively. If the speed of particle A is 6,000% of the speed of particle C and the speed of particle C is 0.008% of the speed of particle B, which expression represents the value of \( a+b \) in terms of c?
原库参考解析
百分比关系・求百分数进阶
Jasmin grows bean pods in her garden. This year, she harvested 330 bean pods and saved 10% of them to plant next year. How many of the harvested bean pods did Jasmin save to plant next year?
原库参考解析
百分比关系・求百分数挑战
Levi and Marissa each have stamp collections. The number of stamps in Levi's collection is 200% of the number of stamps in Marissa's collection. If there are 460 stamps in Marissa's collection, how many stamps are in Levi's collection?
原库参考解析
百分比关系・求百分数挑战
A real estate company offers a series of three webinars. 3,750 people attended the first webinar. 54% of the people who attended the first webinar attended the second webinar, and 36% of the people who attended the first and second webinars attended the third webinar How many people attended all three webinars?
原库参考解析
百分比关系・求百分数挑战
After 60% of the original number of objects in a group were removed from the group. 300 objects remained in the group, How many objects were removed from the group?
原库参考解析
百分比关系・求百分数进阶
If x > 0 and x is 24% of y, which expression represents y in terms of x?
原库参考解析
百分比关系・求百分数挑战
The speeds of particles A, B, and C are a meters per second, b meters per second, and c meters per second, respectively. If the speed of particle A is 6,600% of the speed of particle C and the speed of particle C is 0.004% of the speed of particle B, which expression represents the value of a + b in terms of c?
原库参考解析
