• # question_answer Katrina rode her bicycle $6\frac{1}{2}\text{km}$ in the morning and $8\frac{3}{4}\text{km}$ in the evening. Find the distance travelled by her altogether on that day.

Katrina rode her bicycle in the morning$=6\frac{1}{2}\text{km}$$=\frac{13}{2}\text{km}$                                                            Katrina rode her bicycle in the evening$=8\frac{3}{4}\text{km}$$=\frac{35}{4}\text{km}$ Hence, distance travelled by her altogether on that day $=\frac{13}{2}+\frac{35}{4}$$=\frac{13\times 2}{2\times 2}+\frac{35}{4}$$=\frac{26}{4}+\frac{35}{4}$$=\frac{26+35}{4}=\frac{61}{4}$$=15\frac{1}{4}\text{km}$