Twinkle had Rs.550 pocket money in her piggy bank. She spent 2 of her pocket money in buying kites and donated one-fifth of her money in charity. Twinkle had 100 m long thread to fly a kite. While playing with another kite, the thread of the kite broke at 12.03 m from the end of her kite. (D) What length of thread was left with her? (ii) How much money did she spend to buy kites? (iii) Find the balance amount left with her in her piggy bank?
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Answered by
0
Answer:
"63/-140 = 63*-1/140*-1 => -63/140."
Answered by
1
Step-by-step explanation:
Child's daily input is 5, 10, 15, ---
& the number of coins on each days are
37%
1, 2, 3, → A.P with a = 1, d = 1 where Sn<190
=>
2n(2+(n-1)1)<190n+2n2-2n<190
→n2+n<380n2+n-380<0 → n2+20n-19n-3
80<0
→n(n+20)-19(n+20)<0 (n-19)(n+20)<0
ne[-20,19] she can
put coins for 19 days
For amount, 5,10,15,... AP=5 (1, 2, 3,_ _ _)
Sum of 19 terms =25x19(20)=Rs.950
i hope it's helpful to you
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