百度试题 结果1 题目(1) What number is 40% of 20?(2) What percent of 10 is 40?(3) 15 is 30% of what number?相关知识点: 试题来源: 解析 8; 25%; 50 (1) 40%×20=8 (2) 10÷40=25% (3) 15÷30%=50反馈 收藏
What number is 15 percent of x ?(1)18 is 6 percent of x.(2)$$frac2 3$$ of x is 200. 选项: A、 Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、 Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C、 BOTH stateme...
If 30% of a number is 15, what is the number? A. 45 B. 50 C. 55 D. 60 相关知识点: 试题来源: 解析 B。本题考查百分数的计算。已知 30%的某个数是 15,那么这个数就是 15÷30% = 50,所以选择 B 选项。A 选项 45 不是 15 除以 30%的结果。C 选项 55 错误。D 选项 60 也...
百度试题 结果1 题目The number 6 is what percent of 15 ?( ). A. 25%B. 30%C. 40%D. 60%相关知识点: 试题来源: 解析 C 6是15的百分之几 ? A. 25% B.30% C.40% D.60% 0.615=25=(25×100)%=40%. 故选C.反馈 收藏
百度试题 结果1 题目If 40% of a number is 80, what is the number? A. 200 B. 220 C. 240 D. 260 相关知识点: 试题来源: 解析 A。设这个数为 x,40%x = 80,x = 80÷40% = 200 。反馈 收藏
解析 D The number 0.5=12,and 50% of 1 is also 12, so they' re equal. 数字0.5是1的50%的百分之几( ). A.0.5% B.25% C.50% D. 100% 0.5=二分之一, 1的50%就是二分之一,所以两个数是相等的 . 故选D.结果一 题目 【题目】【题目】【题目】【题目】【题目】【题目】【题目】...
A. 20 B. 25 C. 30 D. 35 相关知识点: 试题来源: 解析 B。首先,设这个数为 x,30%x = 15,解得 x = 50。那么 50%×50 = 25,所以答案是 B 选项。A 选项 20 不是 50 的 50%;C 选项 30 不是 50 的 50%;D 选项 35 也不是 50 的 50%。反馈...
Greater than the original number C. Less than the original number D. Can't be determined 相关知识点: 试题来源: 解析 C。Let the original number be 100. Increased by 20%, it becomes 120. Then decreased by 20% of 120 which is 24. So the final number is 96 which is less than the ...
The percentage of any given number N relative to another number M is given by, Percentage {eq}= (N/M) 100 {/eq} So, if the percentage of a number N is given, the relative number M is calculated from the following relation:
百度试题 结果1 题目【题目】Percent of a number, percent change, percent increase/decrease.What is 40% of82 相关知识点: 试题来源: 解析 【解析】 反馈 收藏