If a parent wants to leave 40 % to his 3 children do , niy also leave grandchildren

A parent wants to leave 40% of his estate, also leave some to his 7 grandchildren

Do all names have to mentioned, or how does it go/?
DOUS THE AMOUNT for grandchildre. Come out of the total amount or just added to the 4O %

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?