According to the pattern shown below, what is the missing number?

(a)  

(a)  

Mark, Peter and 160 children form a column. There are 35 children behind Mark and 95 children in front of Peter. Peter stands near the front of the queue. How many child(ren) is / are between Mark and Peter ?

(a)  

(a)  

According to the pattern shown below, what is the number in the blank?

31, 34, 39, 42, 47, 50, _

(a)  

Find the value of 8+5x2-(6-2)x(2+3)➗2

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Find the value of 82x4+41x8-64x10

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(a)  

Find the value of 361+446+872+994+388+329

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Find the value of 324➗2-324➗4+324➗6-328➗8

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Find the value of 9-5+21-27+33-27+21-15+9

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Khan has 57 chocolates and Betty has 25 chocolates. How many chocolates does Khan at least have to give Betty to make them have 6-chocolate difference?

(a)  

If A is a natural number, determine the result of Ax11+(A+1)x222+(A+2)x3333 is odd or even number.

(a)  

90 students have an odd number of scores of mathematics test in total. For first 65 children, each has an odd number of score. For the following 15 children, each has an even number of score. How many student(s) in the 10 remaining students have an odd number of scores at most?

(a)  

Find the largest 5-digit even number without digital repetition.

(a)  

The numbers below follow the arithmetic sequence, what is the 11th number?

17, 40, 63, 86, 109, ...

(a)  

(a)  

(a)  

(a)