A.21
B.22
C.23
D.20

A.5
B.0
C.9
D.8

\(\,x:6 - 1290 = 2314\)
A.\(x = 21604\)
B.\(x = 21604\)
C.\(x = 21624\)
D.\(x = 21524\)

Kết quả của phép nhân \(17 \times 3 = ....\). Số thích hợp điền vào chỗ chấm là:
A.41
B.31
C.51
D.61

Tích của phép nhân sau \(2345 \times 6\) là:
A.\(24070\)
B.\(14070\)
C.\(14090\)
D.\(14050\)

Một xã có 250 hộ gia đình, trung bình mỗi hộ có 4 người. Hỏi xã đó có bao nhiêu người?
A.980
B.990
C.890
D.1000

\(1038 \times 3\)
A.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{1038}\\{\underline {\,\,\,\,\,\,\,\,3} }\\{3104}\end{array}\)
B.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{1038}\\{\underline {\,\,\,\,\,\,\,\,3} }\\{3114}\end{array}\)
C.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{1038}\\{\underline {\,\,\,\,\,\,\,\,3} }\\{3214}\end{array}\)
D.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{1038}\\{\underline {\,\,\,\,\,\,\,\,3} }\\{3124}\end{array}\)

\(5234 \times 2\)
A.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{5234}\\{\underline {\,\,\,\,\,\,\,\,2} }\\{10448}\end{array}\)
B.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{5234}\\{\underline {\,\,\,\,\,\,\,\,2} }\\{11468}\end{array}\)
C.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{5234}\\{\underline {\,\,\,\,\,\,\,\,2} }\\{10458}\end{array}\)
D.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{5234}\\{\underline {\,\,\,\,\,\,\,\,2} }\\{10468}\end{array}\)

\(\,\,282 \times 9\)
A.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{282}\\{\underline {\,\,\,\,\,9} }\\{2528}\end{array}\)
B.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{282}\\{\underline {\,\,\,\,\,9} }\\{2538}\end{array}\)
C.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{282}\\{\underline {\,\,\,\,\,9} }\\{2518}\end{array}\)
D.\(\begin{array}{*{20}{c}} \times \\{}\end{array}\begin{array}{*{20}{c}}{282}\\{\underline {\,\,\,\,\,9} }\\{2548}\end{array}\)

A.200
B.201
C.202
D.203