If Mary is four years older than Nora then Mary is.. years old now..[r]
(1)Exam number Find out the correct answer of each question Question 1: If = 121 then x-201=121 x=201+121 x=322 Question 2: Write > ; = ; < 17 - + 19 = 19 Question 3: = 6x3+1 The average of 5, 7, 9, 11, 13 is (5+7+9+11+13):5=9 Question 4: If then 77:7=11 Question 5: = If and 112+113+114=339 ; 115+116=231 A-B=339-231=108 Question 6: Write the missing number: 4563005 - 2146356= 2416649 Question 7: Find the value of k if then - = = The result: k = 18-(8-k)=17 8-k=1 K=7 Question 8: If A is more than then A = 19+57=76 Question 9: 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 Mary: (4+3)*2 =14 Question 10: It took boys hours to clean a house How many boys are needed to clean the house in hours? The result is: boys hours ? -2 hours Need boys More boys-3= 6boys boys (2) Exam number2 (3) (4) (5) (6) (7) (8) (9) Exam number (10) (11) (12) (13) (14) (15)