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If and then Question 9: It took boys hours to clean a house.. How many house in hours?.[r]
(1)Exam number Find out the correct answer of each question Question 1: Write > ; = ; < Question 2: If Question 3: then If Question 4: = = 121 then = The average of 5, 7, 9, 11, 13 is Question 5: Find the value of k if The result: k = Question 6: If A is Question 7: more than Write the missing number: Question 8: then A = - = If and then Question 9: It took boys hours to clean a house How many house in hours? = boys are needed to clean the The result is: boys Question 10: Three years ago, Nora was half as old as Mary is now If Mary is four years older than Nora then Mary is years old now Vongf 2- baif Exam number Find out the correct answer of each question Question 1: Calculate: = (2) Question 2: If N - 25 = 116 then N = Question 3: Type the missing number: 95 ; 97 ; 99 ; ; 103 Question 4: Fill in the blank with > ; < ; = Question 5: If ; and the average of Question 6: Fill in the blank with > ; = ; < hours 30 minutes Question 7: is then = 230 minutes If then = Question 8: The sum of two consecutive numbers is The greater number is Question 9: Fin the greatest 4-digit-number which is divisible by both and The result is Question 10: workers take hours to collect eggs If workers are sick, the other workers need hours to collect the eggs (3)