Raju has 14 currency notes in his pocket consisting of only Rs. 20 notes and Rs. 10 notes. The total money values of the notes is Rs. 230. The number of Rs. 10 notes that Raju has is (A) 5 (B) 6 (C) 9

Raju has 14 currency notes in his pocket consisting of only Rs. 20 notes and Rs. 10 notes. The total money values of the notes is Rs. 230. The number of Rs. 10 notes that Raju has is (A) 5 (B) 6 (C) 9 (D) 10

Amit
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7 答案

Answer

7 答案

5
- Nikita
- 05 2月
- 0 评论
0
5
- Abhishek
- 25 9月
- 0 评论
-1
5
- Vidhya
- 22 9月
- 0 评论
1
10
- Shreya
- 14 9月
- 0 评论
0
5 trick.... minimum of 10&20 is 10.... 10*total number of notes=10*14=140. total amount -140=230-140=90 This 90 belong the 20 RS notes, in which 10are already subtracted.. So,there are 9 -20rs notes and 5-10rs notes....
- Thirukkachi
- 03 9月
- 0 评论
0
A)5
- Kamaraj
- 19 7月
- 0 评论
1
A)5br /As the total note are 14 let them be X+Y=14br /and the sum is 230=> 10X+20Y=230br /here by solving it leaves no .of 10 notes i.e. X=5
- Nama
- 15 7月
- 0 评论
0