The highest score for a maths final examination in Class 5G was 99. The lowest score for the same examination was 91. At least 5 students had the same score. What was the minimum number of students in class 5G?The highest score for a maths final examination in Class 5G was 99. The lowest score for the same examination was 91. At least 5 students had the same score. What was the minimum number of students in class 5G?
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Học kỳ này Minh làm 5 bài kiểm tra toán. Điểm trung bình của 2 bài kiểm tra đầu là 88 điểm; điểm trung bình của 3 bài kiểm tra cuối là 93 điểm. Hỏi điểm trung bình của cả 5 bài kiểm tra bằng bao nhiêu? This semester Minh did 5 math tests. The average score of the first two tests is 88 points; the average score of the last 3 tests is 93 points. So what is the average score of all 5 tests?
(A) 90,5 (B) 88 (C) 93 (D) 91 (E) 92
The highest score for a maths final examination in Class 5G was 99. The lowest score for the same examination was 91. At least 5 students had the same score. What was the minimum number of students in class 5G?
Question 1 :
My giant flower doubles its size every day. On Friday, it is...... times as big as its was on the preceding Sunday.
Question 2:
100 hundreds + 1000 tens = .... ones
Question 7:
A set of five different numbers has an average of 12. If the average of four smallest numbers is 10 then the greatest number is .......
Question 8:
Jack, Mary and Jacob buy ice creams. Jack buys twice as many as Mary. Jacob buys three times as many as Jack. If Jacob buys 12 ice creams then Mary buys...... ice creams.
Question 9:
If we write all of the whole numbers from 10 through 99 and cross out any number in which the first or second digit is divisible by 2 (for example, 41 is crossed out as 4 is divisible by 2 and 36 is crossed out as 6 is divisible by 2), how many numbers are crossed out?
Answer:...... numbers.
Question 10:
Peter and John played in fifteen rounds game. In each round, the winner scored 5 points and the loser scored 2 points. At the end of the game, John’s total score was 57 points. How many rounds did Peter win?
Answer: ...... rounds.
Ai nhanh và làm đúng được 3 tick
Mary calculates the sum of the digit that she sees on her clock (example : if the clock shows 16:35 then she get 15).what is the biggest sum she can get if the clock is a 24 hour clock?
Mary calculates the sum of the digits that she sees on her clock (example: If the clock shows 16:35 then she gets 15). What is the biggest sum she can get if the clock is a 24-hour cock?