There is only one answer, which is 4×12. Because 4×12=48, then rounded is 50, but 4×11=44 and can't be rounded to 50, and 4×13=52 and can't be rounded to 50.
Answer:
2
Step-by-step explanation:
= 2.54545454.....
The repeating digits are 54 ← group of 2
the value of x is 12, and the value of y is 9
9
yes
5:7