got really fcked I need serious help

What to do now I'm student doing prep for jee from Jalpur originally from a small town from a lower middle class family having my jee in 13days(got 185 in last qft ig qft 8)but today my laptop Internal display got damaged suddenly and I used to study from laptop only so idk have the money m so if I will keep it for 2-3 months unused will it get more worsen? and what is the actual cost to replace the screen? (I only have 1k as my savings and I can't ask money from parents too boz even tbh they don't have) and idk my screen type but laptop costed us 70k(eml is still going) and was of dell 15 5518 please guide I can't tell my parents if I will they gonna kill me for suree(boz m we are going through a lot of financial crisis) and I can't let sit boz I'm doing prep online only. please guide ab kese pdhu and laptop sahi krwane k paise kaha se Lau maa baap se nhi maang skta