M4maths Maths Puzzle Numerical Ability Boats and Streams

in coded language, if 1.67-2.31=129, 2.394.31=202,6.784.87=816 then 7.16*9.13=?

Read Solution (Total 1)

1.67*2.31=(1*67)+(2*31)=67+62=129
similarly ,
7.16*9.13=(7*16)+(9*13)=112+117=229
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M4maths Other Question

Fill the grid below with positive integers (one per cell) following these three rules:
i. Each entry in the top row is one digit.
ii. Each entry in any row below the top row is the sum of the two entries
immediately above it.
iii. Each pair of same-color squares contain the same integer. These five distinct
integers are used exactly twice and no other integer is used more than once.
Show that your solution is unique. You must submit your work
showing how you arrived at the solution.
2. priyamjinjuwadia