Electricity

15000 us dollar, to install 500watt solar.
1000 us doallr to have 1000watt inverter, which is good enough for freez, TV, computer, water pump you will not feel load shedding.

Only problem is with cooking, these days,
If you have induction heater, it will reduce the cooking time by almost 40%. You can cook food in short time when electricity is available.

Cost of building house, if you have land

3000nrs per square foot,with everything inside.
If you want to supervise yourself it will be down to 2500 per sq ft.
Water supply

In many areas you can dig well and install water filter system. Cost around 1000 us dollar.

In ktm there are some areas where you can not dig well.
Deep boring

Cost between 5000_10000 ., depending on how deep u need to go. Water will be enough for 20 families.
If nothing above mentioned can be done then, you have to buy water in tanks.

Kindergarten for kids

There are kindergarten which costs 20 us dollar per month to 150 us dollar per month in ktm. Choice is yours.

Food

Approx 10, 000nrs per month without meat.

Cloths

Don't trust branded dress's. Non branded clothes are not costly. Only fools use branded dress.