Data Interpretation Discussion

**Common Information**

The bar graph given below shows the data of the production of paper (in lakh tonnes) by three different companies $X$, $Y$ and $Z$ over the years.

Q. |
The average production for five years was maximum for which company? |

✖ A. |
$X$ |

✖ B. |
$Y$ |

✖ C. |
$Z$ |

✔ D. |
$X$ and $Z$ both |

**Solution:**

Option(**D**) is correct

Average production (in lakh tons) in five years for the three companies are:

**For Company** $X$,

$=\left[\dfrac{1}{5} × (30 + 45 + 25 + 50 + 40)\right]$

$= \dfrac{190}{5}$

$= 38$

**For Company** $Y$,

$=\left[\dfrac{1}{5} × (25 + 35 + 35 + 40 + 50)\right]$

$= \dfrac{185}{5}$

$= 37$

**For Company** $Z$,

$=\left[\dfrac{1}{5} × (35 + 40 + 45 + 35 + 35)\right]$

$= \dfrac{190}{5}$

$= 38$

Average production of five years is maximum for both the Companies $X$ and $Z$.