Sai rồi bạn ơi kết quả là 80% cơ
Bài giải
27 hơn 15 số đơn vị là :
27 - 15 = 12
27 hơn 15 số phần trăm là:
12 : 15 = 80 %
Đáp số : 80%
27 is .....% more than 15
Cau 1:27 is ...% more than 15
Cau 2: The difference of two numbers is 0,8 and their quotent is 0,8. The greater number is...
The area of a rectangle is equal to a square's area. The square's side is 4cm less than the rectangle's length but 3cm more than the rectangle's width. What's the perimeter of the rectangle? (Chi can dich va dap an):))))
My class has 21 schoolboys. The number of schoolgirls is more than 3 of schoolboys.
There are ............ schoolgirls
Find B, if B is 34 more than the everage 35; 40; 56 and B.
The average of three numbers is 32. The second number is two times the first number and the third number is six units more than the second number. The first number is ?
if the denominator of a fraction is 2 units more than it's numerator and this fraction equals 2/3 then this fraction is a/b . the value of a is?
Alice’s mother is now four times as old as she. Four years ago, her mother was thirty years more than her. How old is Alice now?
Choose the correct answer. Calculate: 3/4 x 5/4 = ? 8/4 15/16 15/4 8/16 Câu hỏi 2: Calculate: 1/2 - 2/5 + 5/3 = .... 49/30 52/30 53/30 51/30 Câu hỏi 3: Alice's mother is now four times as old as she. Four years ago, her mother was thirty years more than her. How old is Alice now? 12 6 10 8 Câu hỏi 4: Choose the correct answer. Which of the following fractions is greater than 1? 2/3 7/9 11/12 14/8 Câu hỏi 5: Which fraction is equal to 51/34? 17/11 3/4 102/48 9/6 Câu hỏi 6: Fill in the blank: 37 minutes 48 seconds + 29 minutes 36 seconds = .... minutes 24 seconds. 67 66 65 68 Câu hỏi 7: Charlie has eighteen pens more than Bill. Bill has one third as pen as Charlie. How many pens does Bill have? 9 pens 6 pens 3 pens 2 pens Câu hỏi 8: Fill in the blank: 1m2 = ....... cm2. Choose the correct answer. 10000 1000 100 100000 Câu hỏi 9: The sum of two numbers is the greatest - four digit number and their ratio is the smallest - two digit number. Find these numbers. 900 and 99 909 and 9090 989 and 10 999 and 989 Câu hỏi 10: Write 42/63 in lowest term. 4/6 4/9 2/3 6/9