একটি ব্যাগের মূল্য ৮৪০ টাকা। 1 টাকা 2 এবং Rs. 5 কয়েন। রুপি 1, টাকা 2 এবং Rs. ৫টি কয়েন আর...

A bag has 840 in the denomination of rs. 1 Rs. 2 and Rs. 5 coins. Rs. 1, Rs. 2 and Rs. 5 coins are in the ratio of 8:1:5. How many coins of Rs. 5 are in the bag?

Find 7(1)/(2) % of Rs. 2400 .

Find 4(1)/(2) % of Rs. 3600 .

Divide Rs. 175 in the ratio 1:2:4.

A player tosses two coins he wins Rs.10 if 2 heads appears , Rs. 5 if 1 head appears and Rs.2 if no head appears. Find the expected winning amount and variance of winning amount.

A bag has Rs.420 in the denomination of Re.1, Rs.2 and Rs.5 coins. The number Re.1, Rs.2 and Rs.5 coins are in the ratio of 8:1:5. How many coins of Rs.5 are in the bag?

A bag consista of Rs.1, Rs.2 and Rs, 6 conns. The sumber of Rs. 2 coins is equal to twice the number of Rs. 1 cons. The number of Rs. 5 is equal to thrice the number of Rs. 2 coins . If the total amount in the bad is Rs. 700, then find the total number of coins in the beg.

Vinay has some 50 paise coins , some Rs. 2 coins, some Rs. 1 coins and some Rs. 5 coins .The value of all the coins is Rs. 50 .Number of Rs. 2 coins is 5 more than the Rs. 5 coins .50 paisa coins are double in numbers than the Rs. 1 coins and the number of Rs. 1 coins is 13 . How many Rs. 2 coins does he have ?