Question bank BBB

Find the value of $13+6+8+7+4$.

Find the value of $70+10-40$.

According to the pattern, which number should be filled into the box?

$7,\ 10,\ 13,\ 16,\ \boxed{\phantom{19}},\ 22,\ldots$

By observing the numbers, which odd number is the smallest?

$34,\ 81,\ 37,\ 78,\ 12,\ 57,\ 13$

By observing the pattern, what is the English letter in the space provided?

A, B, E, F, I, __

Refer to 2 rows below, at least how many landlines are required to move such that the number of landlines per row is equal?

Refer to the figure below, how many squares are there?

Which number should replace the star in the calculation below?

By observing the pattern, what is the missing figure?

By observing the pattern below, what is the number in the space provided?

$79,\ 70,\ 61,\ 52,\ 43,\ \_\_$

Refer to the puzzle, find the value of $B$.

$$\begin{array}{rrr}&B&A\\+&4&B\\\hline&A&8\end{array}$$

Given that 1 hour equals 60 minutes. Tom started playing football at 5:10 p.m. and finished at 6:45 p.m. How many minutes did he spend playing football in total?

Jennie had \$32. Then, teacher gave Jennie \$12 and she used \$8 to buy a movie ticket. How much money does Jennie have now?

Chris stacks identical cubes on top of each other to get the figure below. At least how many cubes does Chris need to use?

Refer to the figure below, how many triangles are there?

What is the value of $X$ if the equation below is correct?

$6+X-16=34-9$

Refer to the figure below, how many line segments are there?

Given 2 balances below, find the weight of $A$.

Michelle has 8 \$2 coins and 4 \$5 coins. At most how many \$10 coins can she exchange?

Each day, Lucy does 5 Math exercises or 3 English exercises. From Monday to Friday, Lucy does 10 Math exercises. How many English exercises does she do on these days?