where there any scams associated with it ?
Yes, in 2009, some ISRO insiders exposed information about the Devas-Antrix deal, and the ensuing investigations resulted in the deal being annulled. G. Madhavan Nair, the ISRO Chairperson when the agreement was signed, was barred from holding any post under the Department of Space.
Indian Space Research Organisation
In late 2009, some ISRO insiders exposed information about the Devas-Antrix deal, and the ensuing investigations resulted in the deal being annulled. G. Madhavan Nair (ISRO Chairperson when the agreement was signed) was barred from holding any post under the Department of Space. 
how many satellites launched by isro in one rocket recently PSLV-C37 successfully carried and deployed a record 104 satellites in sun-synchronous orbits. what is this ? It was the 39th mission of the Indian Polar Satellite Launch Vehicle program and its 16th mission in the XL configuration. what was the cost of this mission ? UNANSWERABLE what was the missions overview ? The rocket launched Cartosat-2D and 103 nanosatellites. Arrangements for the launch of the 104 satellites were made between ISRO's commercial arm Antrix Corporation Limited. The two Indian nanosatellites carried two payloads from ISRO's Space Applications Centre and the Laboratory for Electro-Optics Systems. INS-1A carried a Surface Bidirectional Reflectance Distribution Function Radiometer and a Single Event Upset Monitor. which organization launched the above satellite ? Indian Space Research Organisation when was it formed ? 1962 who founded it ? It was established by Jawaharlal Nehru under the Department of Atomic Energy, with the urging of scientist Vikram Sarabhai.
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Indian Space Research Organisation [SEP] S-band spectrum scam
G. Madhavan Nair (ISRO Chairperson when the agreement was signed) was barred from holding any post under the Department of Space. Some former scientists were found guilty of "acts of commission" or "acts of omission". Devas and Deutsche Telekom demanded US$2 billion and US$1 billion, respectively, in damages. Government of India's Department of Revenue and Ministry of Corporate Affairs initiated an inquiry into Devas shareholding.