The longest river in Pakistan is ?

A. River Ravi
B. River Sindh
C. River Cheenab
D. River Jehlum

The Indus River, or Abāsīn, is a major south-flowing river in South Asia. The total length of the river is 3,180 km (1,980 mi) which makes it one of longest rivers in Asia. It flows through Pakistan, the Indian state of Jammu and Kashmir and western Tibet. Originating in the Tibetan Plateau in the vicinity of Lake Mansarovar, the river runs a course through the Ladakh region of Jammu and Kashmir, towards Gilgit-Baltistan and then flows in a southerly direction along the entire length of Punjab, Pakistan to merge into the Arabian Sea near the port city of Karachi in Sindh. It is the longest river of Pakistan

Where the biggest Salt Mine located in Pakistan ?

A. Mangora
B. Jhelum
C. Sawat
D. none of these

The Khewra Salt Mine (or Mayo Salt Mine) is located in Khewra, north of d Dadan Khan, an administrative subdivision of Jhelum District, Punjab Region, Pakistan, which rises from the Indo-Gangetic Plain. It is Pakistan’s largest and oldest salt mine and the world’s second largest.