सरल कीजिए:3/4+(-8/9) +5/8 | 8 | परिमेय संख्याएँ | MATHS | ASHOK PUBLICATION | Doubtnut

5(5)/(6) -3(8)/(9) -? =1

Study the following number series to answer these questions. 2 6 7 5 4 3 7 4 8 9 4 3 2 5 4 7 9 8 6 8 7 1 2 5 3 7 6 8 9 3 6 If the order of last 15 numbers is reversed, which number will be eighth to the right of thirteenth number from left? 1) 7 2) 8 3) 4 4) 6 5) None of these

{:("9 9 17 17 16 8"),("5 5 4 4 ? 8"):}

Evaluate : ( -4/5 ) times ( 5/7 ) times ( -8/9 ) + 8/9 times 4/7

3 2 8 4 3 8 5 4 6 2 1 8 3 5 8 7 9 8 6 3 8 2 7 0 8 5 1 8 8 9 7 4 In the above sequence in some cases the multiplication of the two digits which immediately precede the digit 8 exceeds the addition of the two digit which immediately follow that digit. How many such 8's are there ? 1) 3 2) 4 3) 5 4) 6 5) None of these

(-5)/8+(-9)/13=(-9)/13+(-5)/8

Simplify: 9/(11)-4/(15) (ii) 8 1/2-3 5/8