yes it is reasonable, actually without the schooling fees, your package is quite good. Rents are expensive, if you read yesterdays gulf-times, you can see a report that shows expected cost of living for a family with two kids.
and with your husband working, you will definetly enjoy life in Doha. any way when u get here tell me since i work in a local banks treasury and we can do some business together later on. cheers

I always tell the truth, even when I lie