We are given the expression:
56 + 20 − 19
According to the given information:
Thus, the expression becomes:
56 × 20 + 19
Now, calculate step by step:
Thus, the value of 56 + 20 − 19 is 1139.
Conclusion: The correct answer is (c) 1139.
Shown below on the left are two views of a bent wire. Which option is the top view of the wire?
The diagram below shows a river system consisting of 7 segments, marked P, Q, R, S, T, U, and V. It splits the land into 5 zones, marked Z1, Z2, Z3, Z4, and Z5. We need to connect these zones using the least number of bridges. Out of the following options, which one is correct? Note: